{"product_id":"100w-hifi-bluetooth-amp-board-tpa3116d2-chip-treble-bass-ctrl","title":"ZK-1002T HiFi Bluetooth Amplifier Board 2x100W - DIY Speaker Amp","description":"\u003cp\u003eIn this review of the ZK-1002T HiFi Bluetooth Amplifier Board the reviewer finds a compact, power-flexible amp board aimed at DIY speaker builders who want modern connectivity and solid stereo output. The single biggest reason to buy is the combination of a \u003cstrong\u003eTPA3116D2-based\u003c\/strong\u003e amplifier delivering up to 2 x 100W at 24V and built-in Bluetooth 5.0, which together make it easy to upgrade passive speakers into a high-performance wireless setup without a lot of extra gear.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Output:\u003c\/strong\u003e Dual channel output configurable across voltages provides up to 2 x 100W at 24V into 4 ohm speakers for substantial loudness in a small package.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.0:\u003c\/strong\u003e Wireless input supports devices up to about 10m in open space, making phone or tablet playback convenient for casual listening and parties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAUX Input:\u003c\/strong\u003e A 3.5mm auxiliary input allows wired sources to be connected when Bluetooth is not available or when lower latency is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTone Control:\u003c\/strong\u003e Dedicated treble and bass knobs let builders tailor sound balance to their speaker design or room without changing electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Mechanisms:\u003c\/strong\u003e Built-in protections for overheat, short circuit, overvoltage and undervoltage improve reliability when experimenting with power supplies and speaker loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeaker Compatibility:\u003c\/strong\u003e The board supports 4-8 ohm speakers and is rated to drive 20-200W speaker units, giving flexibility for many DIY projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis board is best for hobbyists and DIY speaker makers who want a compact amplifier with modern wireless connectivity and serious output. It suits people building bookshelf or small floor-standing speakers who need tone controls and protection circuits while retaining a simple install process.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for complete beginners who do not want to wire speakers or match power supplies, and those seeking an all-in-one case or remote control may prefer a finished receiver product instead of a bare amp board.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh power density with up to 2 x 100W at 24V for loud, clear stereo driven by a TPA3116D2 chip.\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0 plus AUX input covers both wireless convenience and wired sources without extra adapters.\u003c\/li\u003e\n\u003cli\u003eTreble and bass controls let users tune tonal balance to speaker and room acoustics without swapping components.\u003c\/li\u003e\n\u003cli\u003eComprehensive safety features reduce risk when pairing with different power supplies and speaker loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAs a bare PCB and aluminum alloy board, it requires basic wiring and a compatible DC supply, so it is not a finished consumer product.\u003c\/li\u003e\n\u003cli\u003eNo included remote or enclosure means additional parts are needed for a polished desktop or home-theater installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eChipset\u003c\/td\u003e\n\u003ctd\u003eTPA3116D2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003eDual channel 2.0 (left and right)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003eVersion 5.0, up to ~10m open range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eDC 12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e2 x 100W at 24V into 4 ohm (other outputs vary by voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker Compatibility\u003c\/td\u003e\n\u003ctd\u003e4-8 ohm, 20-200W speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003eOvervoltage, undervoltage, overheat, short circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ZK-1002T is a practical choice for DIYers who want a powerful, flexible amplifier board with modern wireless support and tone controls. Its protection features and clear specification range make it good value for builders who can supply a suitable DC source and enclosure; those seeking a plug-and-play boxed amplifier should look elsewhere.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply range does this board accept?\u003c\/strong\u003e\u003cbr\u003eThe board accepts DC from 12V to 24V, and output power scales with voltage up to the rated 2 x 100W at 24V into 4 ohm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich speakers are compatible with this amp?\u003c\/strong\u003e\u003cbr\u003eIt is compatible with 4-8 ohm speakers and is intended for speaker units rated roughly 20-200W, with best performance into 4 ohm at higher supply voltage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the board include protection features?\u003c\/strong\u003e\u003cbr\u003eYes, it has built-in overvoltage, undervoltage, overheat and short circuit prevention to protect the board and connected speakers.\u003c\/p\u003e","brand":"Gugxiom","offers":[{"title":"Default Title","offer_id":46779639103707,"sku":"B0D8J5LC5D","price":27.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61CfyKoNvOL._SL1500.jpg?v=1747854416","url":"https:\/\/gearmusthave.com\/products\/100w-hifi-bluetooth-amp-board-tpa3116d2-chip-treble-bass-ctrl","provider":"GearMustHave","version":"1.0","type":"link"}