Bluetooth 5.3 Mono Amplifier Board With TWS Boost For Home And Outdoor DIY Speaker Builds, 100W Output, Treble And Bass Control, USB Aux And Bluetooth Input, DC 9 To 24V Compatible, A Compact Mini Amp For Projects And Stereo Pairs
ZK-1001U MONO AMPLIFIER BOARD is a compact, high-output mono audio amp designed for home and outdoor DIY speaker builds. It delivers up to 100W into 3-8 Ω passive speakers, features an auto-boost circuit that stabilizes output for battery-powered setups, and supports TWS for stereo pairing. The board uses the TPA3116D2 class D amp for low distortion, and Bluetooth 5.3 with AAC decoding for clean wireless input. It accepts multiple inputs (AUX, USB flash drive, USB sound card, and Bluetooth) and provides Treble and Bass controls to tailor the sound.
✅ 100W output into 3-8 Ω passive speakers (20-100W rating) with distortion under 0.3%.
✅ Built-in boost circuit converts 9-24V input to stable 19V or 24V, ideal for outdoor battery packs.
✅ TWS BOX mode lets two mono amps pair for true stereo sound.
✅ Bluetooth 5.3 input with AAC decoding, low latency, up to ~15 m range.
✅ Multiple inputs: AUX, USB flash drive, USB sound card, and Bluetooth.
✅ Treble and bass controls to tune the output.
✅ DC input 7-24V, 4A min; not designed for AC mains.
💡 What is a Bluetooth amplifier board used for? It's a handy way to add wireless power and input options to DIY speakers and compact audio projects. - Handy for DIY speaker projects, small rooms, or outdoor setups. - Lets you run two mono amps in TWS for stereo playback. - Tone controls let you tune treble and bass to taste.