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id="header-8122fc77232e3042919b51c08d2bb8af-1" --><div class="pt-6 wide"><ul class="flex flex-wrap breadCrumbsGrey"><li class="flex-initial mr-4"><a class="text-xs transition hover:underline font-bold text-grey-light" href="/en">Home</a></li><li class="flex-initial mr-4"><a class="text-xs transition hover:underline font-bold text-grey-light" href="/en/product-selector">Product Selector</a></li><li class="flex-initial mr-4"><a aria-current="page" class="text-xs transition hover:underline font-bold text-grey-light" href="/en/product/anna-b412-u-connect">ANNA-B412 (u-connect)</a></li></ul></div><div class="container-fluid is-product"><div class="mx-auto wide mt-16 flex flex-row flex-wrap md:flex-nowrap productNodeDescription"><div class="w-full md:w-6/12"><h1 class="text-6xl leading-xl font-bold">ANNA-B412 (u-connect)</h1><p class="text-4xl mb-12 font-bold text-grey"><p>Stand-alone Bluetooth 5.1 Low Energy module</p> </p><div class="text-4xl my-8"><div class="paragraph text text-defaultBodyText md:text-largerBodyText w-full text-module--bodyText--68788 text-module--media--5e6da"></div><h2 class="text-3xl sm:text-sectionHeading font-bold mb-8">Ultra-compact module for harsh professional environments</h2><div class="paragraph text text-defaultBodyText md:text-largerBodyText w-full text-module--bodyText--68788 text-module--media--5e6da"><ul><li>Ultra compact SiP (6.5 x 6.5 x 1.2 mm) with integrated antenna</li> <li>Bluetooth 5.1, including Bluetooth long range</li> <li>u-connectXpress software for accelerated time to market</li> <li>Superior security functionality with secure boot</li> <li>Extended temperature range up to 105 °C</li> <li>Global certification</li> </ul></div></div></div><div class="w-6/12 md:w-4/12 relative flex justify-center items-center"><div class="inline-block transform top-1/2 absolute -translate-y-1/2 pl-4 w-full"><div class=""><div class="carousel-initialized" style="padding:0"><div style="height:0px" class="carousel-track"></div></div></div></div></div><div class="w-6/12 md:w-2/12"><div class="flex"><div class="total-1 text-center my-12 prouct-category w-full"><div class=" total-1 prouct-category-icon"><div class="prouct-category-sho total-1 inline-block"><img class="total-1 h-48" src="/icons/sho_product_icon.svg" alt="short_range"/></div></div></div></div><div class="w-full text-center my-8"><img class="w-9 inline-block opacity-30" alt="standard" src="/icons/grade-standard.webp"/><p class="block text-center opacity-30">Standard</p></div><div class="w-full text-center my-8"><img class="w-9 inline-block opacity-100 font-bold" alt="professional" src="/icons/grade-professional.webp"/><p class="block text-center opacity-100 font-bold">Professional</p></div><div class="w-full text-center my-8"><img class="w-9 inline-block opacity-30" alt="automotive" src="/icons/grade-automotiv.webp"/><p class="block text-center opacity-30">Automotive</p></div></div></div><div class="wide mx-auto my-32 mb-40"><h2 class="text-4xl font-bold w-full lg:border-b lg:border-ubx-grey pb-8">Product variants</h2><section id="productVariants" class="table-fixed w-full mt-0 md:grid"><div class=""><div class=""><div class="flex flex-col md:block bg-ubx-light-grey lg:bg-transparent min-w-270 lg:min-w-full md:mb-12 lg:mb-0 mb-6"><div class="bg-white border-0 lg:border-b border-ubx-grey h-full white lg:bg-white lg:hover:bg-ubx-light-grey"><div class="flex w-full flex-wrap p-0 lg:py-4 lg:pb-4 h-full border lg:border-0 flex-col md:flex-row"><div class="flex flex-col lg:flex-row md:w-5/12 lg:w-7/12"><div class=" py-8 text-xl lg:self-center lg:align-middle lg:w-4/12 px-8 lg:pl-0 lg:pl-10"><p class="font-bold text-largerBodyText">ANNA-B412<!-- -->-<span class="text-ubx-red">00B</span></p></div><div class="lg:py-8 text-xl lg:self-center lg:align-middle md:mb-8 lg:mb-0 lg:w-8/12 pr-8 md:pr-0 pl-8 lg:pl-12"><div class="font-normal lg:px-6 align-middle self-center text-black text-largerBodyText lg:pl-7"><span>Bluetooth Low Energy stand-alone SiP u-connect SW 6.5x6.5 mm, 500 pcs/reel</span></div></div></div><div class="flex flex-col md:flex-row md:w-7/12 lg:w-5/12 md:pr-6"><div class=" md:pt-2 md:pb-2 lg:pt-12 lg:pb-12 lg:self-center text-2xl lg:pr-4 mt-auto md:my-auto lg:mt-auto flex flex-col md:flex-row w-full md:w-6/12 lg:w-7/12 py-8"><div class="flex-1 text-center md:text-right"><div class="flex-1 text-center md:text-right"><div class="flex-shrink flex flex-row-reverse text-center md:text-right"><p class="text-gray-600 hidden">This product is not longer available</p></div></div></div><div class="flex-shrink flex flex-row-reverse text-right"></div></div></div></div><div class="lg:hidden ellipse"><div class="bg-ubx-light-grey w-4 h-8 rounded-r-full overflow-hidden absolute inset-y-1/2 left-0"></div><div class="bg-ubx-light-grey w-4 h-8 rounded-l-full overflow-hidden absolute inset-y-1/2 right-0"></div></div></div><div></div></div></div></div></section></div><section class="paragraphs--wrapper"><!--$--><div class="flex flex-col sm:flex-row text-sectionHeading font-bold mb-8 wide">Related links</div><div class="paragraph RelatedLinks bg-ubx-light-grey w-full mb-24 xs:mb-40"><div class="flex flex-col sm:flex-row wide"><div class="grid grid-row w-full sm:grid-cols-4 md:grid-cols-3"><div class="sm:min-h-79 text-sectionHeading text-ubx-red hover:underline font-bold pt-8 px-8 pb-10 border-grey-light sm:border-l border-b md:border-b-0 sm:border-r relatedLinks-module--containerMinHeight--b6048 border-b-0 md:border-b-0"><a href="/sites/default/files/ANNA-B412_DataSheet_UBX-21028698.pdf" title="" class="extLink break-words isLink" target="_blank">ANNA-B412 data sheet</a><img src="/icons/file-red.svg" alt="file icon" class="mt-2" height="24px"/></div><div class="sm:min-h-79 text-sectionHeading text-ubx-red hover:underline font-bold pt-8 px-8 pb-10 border-grey-light sm:border-r border-b md:border-b-0 relatedLinks-module--containerMinHeight--b6048 border-b-0 md:border-b-0"><a href="/sites/default/files/ANNA-B412_ProductSummary_UBX-21025292.pdf" title="" class="extLink break-words isLink" target="_blank">ANNA-B412 product summary</a><img src="/icons/file-red.svg" alt="file icon" class="mt-2" height="24px"/></div><div class="sm:min-h-79 text-sectionHeading text-ubx-red hover:underline font-bold pt-8 px-8 pb-10 border-grey-light sm:border-r border-b md:border-b-0 relatedLinks-module--containerMinHeight--b6048 border-b-0 md:border-b-0"><a class="intLink break-words isNode" title="" rel="" href="/en/product/evk-anna-b4">EVK-ANNA-B4</a><img src="/icons/eye-red.svg" alt="eye icon" class="mt-2" height="24px"/></div></div></div></div><div class="wide"><div class="w-full inline-flex flex-wrap border-b border-r"><div class="flex-grow text-smallDetail p-6 w-max cursor-pointer inline text-ubx-red border-ubx-red font-bold outline-red border" role="focusable"><span class="flex h-full items-center justify-center ">Product selection</span></div><div class="flex-grow text-smallDetail p-6 w-max cursor-pointer inline text-black border-grey-light border border-opacity-60 border-b-0 border-r-0 " role="focusable"><span class="flex h-full items-center justify-center ">Product description</span></div><div class="flex-grow text-smallDetail p-6 w-max cursor-pointer inline text-black border-grey-light border border-opacity-60 border-b-0 border-r-0 " role="focusable"><span class="flex h-full items-center justify-center ">Documentation & resources</span></div></div><div class="mt-16"><!--$--><div class="flex flex-wrap"><div class="w-full"><div class="relative flex flex-col min-w-0 break-words bg-white w-full mb-24 xs:mb-40"><div class="pt-0 pb-5 flex-auto scroll-h-mandatory"><div class="tab-content tab-space"><table class="border-separate mx-auto w-full mt-0 rounded-lg bg-white cursor-move relative productSpecTable focus:cursor-grabbing relative"><thead><tr class="sticky z-40 top-25 lg:top-24.25 xl:top-30.5"><th class="border-0.5 border-b-2 border-l-0 border-grey font-normal text-sm text-left px-2 py-4 min-w-20rem bg-white w-1/2"><span class="ie-span"></span>Product variants</th><th class="border-0.5 border-b-2 border-l-0 border-grey font-bold text-sm px-4 py-4 bg-ubx-light-grey text-center text-black w-1/2"><span class="ie-span"></span>ANNA-B412</th></tr></thead><tbody><tr class="relative group-0"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">Short Range Features<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-0"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Bluetooth qualifications</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">v5.1 (Bluetooth Low Energy)</td></tr><tr class="group-0"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Chip inside</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">nRF52833</td></tr><tr class="group-0"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Bluetooth low energy output power EIRP [dBm]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">9</td></tr><tr class="group-0"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Maximum range [m]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">800</td></tr><tr class="group-0"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Bluetooth throughput [Mbit/s]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">0.8</td></tr><tr class="group-0"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Maximum number of connections</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">8</td></tr><tr class="relative group-1"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">Interfaces<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-1"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">UART x 2</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-1"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">GPIO x 19</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="relative group-2"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">Electrical data<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-2"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Maximum supply [V]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">3.6</td></tr><tr class="group-2"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Minimum supply [V]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">1.7</td></tr><tr class="relative group-3"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">Environmental data, <br/> quality & reliability<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-3"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Maximum temperature [°C]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">105</td></tr><tr class="group-3"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Minimum temperature [°C]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">-40</td></tr><tr class="relative group-4"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">Features<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">AT command support</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Bluetooth high speed (LE 2M PHY)</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Bluetooth long range (coded PHY)</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Bluetooth mesh</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Direction finding (AoA/AoD)</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Extended data mode protocol</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Low Energy Serial Port Service</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Secure boot and updates</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="group-4"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Simultaneous GATT server and client</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">✓</td></tr><tr class="relative group-5"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">General features<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-5"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Antennas</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">Antenna pin, Internal chip antenna</td></tr><tr class="relative group-6"><td class="border-b-0.5 border-grey-light cursor-pointer font-bold text-sm text-left px-2 py-2 pt-8" aria-hidden="true">Dimensions<svg class="feather feather-chevron-down cursor-pointer absolute left-18rem top-20px" stroke="currentColor" stroke-width="2" stroke-linecap="round" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="none"><path d="M6 9l6 6 6-6"></path></svg></td><td class="border-b-0.5 border-grey-light" colSpan="1"></td></tr><tr class="group-6"><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm text-left px-2 py-2">Dimensions [mm]</td><td class="border-b-0.5 border-r-0.5 border-grey-light font-normal text-sm px-2 py-2 bg-ubx-light-grey text-center text-black" colSpan="1">6.5 x 6.5 x 1.2</td></tr></tbody></table></div></div></div></div></div><!--/$--></div></div><div class="GridBoxes wide mb-24 xs:mb-40"><div class="text-sectionHeading font-bold mb-8">Further products</div><div class="grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 gap-4px"><article class="container p-6point5 bg-ubx-light-grey h-full mx-auto relative"><a class="intLink flex flex-col h-full text-black hover:text-ubx-red" title="" rel="bookmark" href="/en/product/evk-anna-b4"><div class="flex-grow px-6 place-self-center"><div class="h-60 "><picture class=""><source srcSet="https://content.u-blox.com/sites/default/files/styles/medium/public/2022-04/EVK-ANNA-B4-top_72dpi_2000x2000.webp?itok=uh2TVXxH 1x" media="all and (min-width: 768px)" type="image/webp"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/200_width/public/2022-04/EVK-ANNA-B4-top_72dpi_2000x2000.webp?itok=Bs3Sd2qF 1x" type="image/webp"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/medium/public/2022-04/EVK-ANNA-B4-top_72dpi_2000x2000.jpg?itok=uh2TVXxH 1x" media="all and (min-width: 768px)" type="image/jpeg"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/200_width/public/2022-04/EVK-ANNA-B4-top_72dpi_2000x2000.jpg?itok=Bs3Sd2qF 1x" type="image/jpeg"/><img src="https://content.u-blox.com/sites/default/files/styles/200_width/public/2022-04/EVK-ANNA-B4-top_72dpi_2000x2000.jpg" class="px-6 pt-4 pb-10 my-0 mx-auto object-scale-down max-w-full max-h-60 h-auto" alt="EVK-ANNA-B4-top_72dpi_2000x2000_vertical" title="EVK-ANNA-B4-top_72dpi_2000x2000_vertical" width="200" height="200" loading="lazy"/></picture></div></div><h2 class="flex-none text-smallDetail font-bold"> <!-- -->EVK-ANNA-B4</h2><div class="flex-none text-smallDetail"><p>Evaluation kit for ANNA-B4 stand-alone modules with Bluetooth 5.1 Low Energy long range</p> </div></a></article><article class="container p-6point5 bg-ubx-light-grey h-full mx-auto relative"><a class="intLink flex flex-col h-full text-black hover:text-ubx-red" title="" rel="bookmark" href="/en/product/usb-anna-b4"><div class="flex-grow px-6 place-self-center"><div class="h-60 "><picture class=""><source srcSet="https://content.u-blox.com/sites/default/files/styles/medium/public/2022-09/USB-ANNA-B4-top.webp?itok=smA-kMjC 1x" media="all and (min-width: 768px)" type="image/webp"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/200_width/public/2022-09/USB-ANNA-B4-top.webp?itok=vm2D9v1H 1x" type="image/webp"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/medium/public/2022-09/USB-ANNA-B4-top.png?itok=smA-kMjC 1x" media="all and (min-width: 768px)" type="image/png"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/200_width/public/2022-09/USB-ANNA-B4-top.png?itok=vm2D9v1H 1x" type="image/png"/><img src="https://content.u-blox.com/sites/default/files/styles/200_width/public/2022-09/USB-ANNA-B4-top.png" class="px-6 pt-4 pb-10 my-0 mx-auto object-scale-down max-w-full max-h-60 h-auto" alt="USB-ANNA-B4" title="USB-ANNA-B4" width="200" height="72" loading="lazy"/></picture></div></div><h2 class="flex-none text-smallDetail font-bold"> <!-- -->USB-ANNA-B4</h2><div class="flex-none text-smallDetail"><p>Small USB evaluation and demo tool for ANNA-B4 Bluetooth Low Energy modules</p> </div></a></article><article class="container p-6point5 bg-ubx-light-grey h-full mx-auto relative"><a class="intLink flex flex-col h-full text-black hover:text-ubx-red" title="" rel="bookmark" href="/en/product/anna-b402-open-cpu"><div class="flex-grow px-6 place-self-center"><div class="h-60 "><picture class=""><source srcSet="https://content.u-blox.com/sites/default/files/styles/medium/public/products/ANNA-B4-top-bottom.webp?itok=_xv7Ik93 1x" media="all and (min-width: 768px)" type="image/webp"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/200_width/public/products/ANNA-B4-top-bottom.webp?itok=5wJ-riAe 1x" type="image/webp"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/medium/public/products/ANNA-B4-top-bottom.png?itok=_xv7Ik93 1x" media="all and (min-width: 768px)" type="image/png"/><source srcSet="https://content.u-blox.com/sites/default/files/styles/200_width/public/products/ANNA-B4-top-bottom.png?itok=5wJ-riAe 1x" type="image/png"/><img src="https://content.u-blox.com/sites/default/files/styles/200_width/public/products/ANNA-B4-top-bottom.png" class="px-6 pt-4 pb-10 my-0 mx-auto object-scale-down max-w-full max-h-60 h-auto" alt="ANNA-B4" title="ANNA-B4" width="200" height="166" loading="lazy"/></picture></div></div><h2 class="flex-none text-smallDetail font-bold"> <!-- -->ANNA-B402 (open CPU)</h2><div class="flex-none text-smallDetail"><p>Stand-alone Bluetooth 5.1 Low Energy module</p> </div></a></article><article class="container p-6point5 bg-ubx-light-grey h-full mx-auto relative"><a class="intLink flex flex-col h-full text-black hover:text-ubx-red" title="" rel="bookmark" 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h-auto" alt="ANNA-B112" title="ANNA-B112" width="200" height="166" loading="lazy"/></picture></div></div><h2 class="flex-none text-smallDetail font-bold"> <!-- -->ANNA-B112 (u-connect)</h2><div class="flex-none text-smallDetail"><p>Stand-alone Bluetooth 5 low energy module</p> </div></a></article></div></div> <div class="mb-24 xs:mb-40"><div class="wide"><div>No results have been found for<!-- --> <!-- -->.</div></div></div> <div class="wide mb-24 xs:mb-40"><div class="grid gap-6 grid-cols-1 md:grid-cols-2 lg:grid-cols-4"><article class="container p-8 bg-black mx-auto relative"><div rel="bookmark" class="flex flex-col min-h-67 h-full text-black hover:text-ubx-red"><h3 class="flex-grow flex-none text-white text-largerBodyText font-bold">Product selector</h3><a class="intLink text-ubx-red text-sm hover:underline mt-8" title="" rel="" href="/en/product-selector">Read more<div class="quicklinks-module--psuedoLinkClickArea--3b5f8"> </div></a></div></article><article class="container p-8 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