Hi-Fi Amplifier, 100W Mini Stereo Amplifier with Bluetooth 5.1, Digital TWS with TPA3116D2 Chip, BT 5.1/USB/AUX Inputs, DC 7-24V. ZK-1001B Sound Card ideal for home theater and speakers

High-performance 100W mono amplifier: Power passive speakers (20-100W, 3-8Ω) with this compact board, equipped with a TPA3116D2 chip (<0.3% THD) and a 7-24V/3A DC input.
Create stereo with TWS: Wirelessly pair two ZK-1001B amplifiers via TWS BOX mode to achieve true stereo sound with left/right channels from mono boards.
Intuitive multifunction knob: Control everything easily: rotate for volume, click for play/pause, double click for next track, triple click for TWS mode, press and hold to power on/off.
Versatile Bluetooth 5.1 inputs: Stream seamlessly via Bluetooth 5.1 (low latency, AAC, ~15m range), AUX input, USB flash drive, or USB sound card.
Compact and protected: Mini size (89x45x20mm) with protection against overvoltage, undervoltage, overheating and short circuits for reliable use