{"product_id":"ct14-bluetooth-4-2-stereo-amplifier-board-module-5w-type-c","title":"CT14 Bluetooth 4.2 Stereo Amplifier Board 5W+5W Type-C Module","description":"\u003ch2\u003eCT14 Bluetooth 4.2 Stereo Power Amplifier Board – 5W+5W with Type-C Charging Port\u003c\/h2\u003e\n\u003cp\u003eUpgrade your DIY audio projects with this compact \u003cstrong\u003eCT14 Type-C Micro Stereo Bluetooth 4.2 Power Amplifier Board\u003c\/strong\u003e. Delivering \u003cstrong\u003e5W+5W stereo output\u003c\/strong\u003e at a working voltage of 3.7–5V DC, this mini amplifier module is perfect for hobbyists, makers, and electronics enthusiasts looking for a reliable, feature-packed solution in a tiny footprint (40×20×12mm).\u003c\/p\u003e\n\n\u003cp\u003eSimply power it up, scan for \u003cstrong\u003e\"JZ-B5W2\"\u003c\/strong\u003e on your phone's Bluetooth menu, tap to connect, and enjoy instant wireless audio streaming. Compatible with virtually all smartphones and Bluetooth adapters on the market, the module pairs seamlessly and reconnects automatically to previously paired devices — so your music keeps playing without interruption.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBluetooth 4.2\u003c\/strong\u003e for stable, low-latency wireless audio streaming\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5W + 5W stereo output\u003c\/strong\u003e — big sound from a miniature board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking voltage:\u003c\/strong\u003e 3.7V–5V DC (compatible with standard lithium batteries \u0026amp; USB power)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType-C charging port\u003c\/strong\u003e — modern, reversible connector for easy power input\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicro stereo design\u003c\/strong\u003e — ultra-compact 40×20×12mm board fits tight enclosures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpen-field range:\u003c\/strong\u003e ~15 meters for uninterrupted wireless playback\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB sound card support\u003c\/strong\u003e — no drivers needed, true plug-and-play under lithium battery power\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto-reconnect:\u003c\/strong\u003e automatically pairs and resumes playback with the last connected device\u003c\/li\u003e\n  \u003cli\u003eCompatible with all Bluetooth-enabled smartphones and adapters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCT14\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth Version\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5W + 5W (Stereo)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.7V – 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Port\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eType-C \u0026amp; Micro USB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 × 20 × 12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWireless Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~15 m (open field)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Amplifier Board Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY Bluetooth speaker builds\u003c\/li\u003e\n  \u003cli\u003ePortable audio projects powered by lithium cells\u003c\/li\u003e\n  \u003cli\u003eElectronics prototyping and maker projects\u003c\/li\u003e\n  \u003cli\u003eRetrofitting old speakers with wireless audio capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou Might Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-piece-complete-gardening-tool-kit\"\u003e10-Piece Gardening Tool Kit – Iron Head \u0026amp; Plastic Handle\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2-inch-8-piece-hex-short-socket-set-vanadium-steel\"\u003e1\/2\" Drive 8-Piece Hex Short Socket Set – Vanadium Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-nut-bolt-extractor-tool-kit-10-piece\"\u003e10-Pc Hex Nut \u0026amp; Bolt Extractor Kit 9–19mm\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What Bluetooth version does the CT14 amplifier board support?\u003c\/h4\u003e\n\u003cp\u003eA: The CT14 module uses \u003cstrong\u003eBluetooth 4.2\u003c\/strong\u003e, offering stable wireless connectivity and broad compatibility with virtually all modern smartphones and Bluetooth-enabled devices.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I connect my phone to the CT14 Bluetooth amplifier board?\u003c\/h4\u003e\n\u003cp\u003eA: Power on the board, then open your phone's Bluetooth settings and scan for available devices. Select \u003cstrong\u003e\"JZ-B5W2\"\u003c\/strong\u003e from the list and tap to connect. Once paired, the board will automatically reconnect and resume playback next time it's powered on.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What power source does this amplifier board require?\u003c\/h4\u003e\n\u003cp\u003eA: The CT14 operates on \u003cstrong\u003e3.7V–5V DC\u003c\/strong\u003e, making it compatible with standard lithium (Li-ion\/LiPo) batteries as well as 5V USB power supplies. The onboard Type-C charging port makes recharging a lithium cell straightforward.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the wireless range of the CT14 Bluetooth module?\u003c\/h4\u003e\n\u003cp\u003eA: In an open outdoor environment, the effective transmission range is approximately \u003cstrong\u003e15 meters (about 49 feet)\u003c\/strong\u003e. Range may be slightly reduced indoors due to walls and interference.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need to install any drivers to use the USB sound card function?\u003c\/h4\u003e\n\u003cp\u003eA: No. The USB sound card feature is completely \u003cstrong\u003eplug-and-play\u003c\/strong\u003e — no drivers or software installation required when powered by a standard lithium battery supply.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What Bluetooth version does the CT14 amplifier board support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The CT14 module uses Bluetooth 4.2, offering stable wireless connectivity and broad compatibility with virtually all modern smartphones and Bluetooth-enabled devices.\"}}, {\"@type\": \"Question\", \"name\": \"How do I connect my phone to the CT14 Bluetooth amplifier board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Power on the board, then open your phone's Bluetooth settings and scan for available devices. Select \\\"JZ-B5W2\\\" from the list and tap to connect. 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