Hi-Fi Amplifier with Bluetooth 5.1, ZK-1001B Audio Amplifier Board 100W Mini TWS Mono Audio Power Amplifier Module with BT/AUX/USB Input DC 7-24V Speaker Kit DIY

Product Features

• HIFI mono amplifier board: This ZK-1001B mini Bluetooth audio amplifier board is a mono channel amplifier with 100W rated power, only contact with a passive speaker (20-100W, 3-8Ω), DC7-24V/3A above. This mono ampfilier with a TPA3116D2 chip, distortion rate below 0.3%, and another upgrade large chips support AAC BT decoding, app and TWS, low latency
• TWS box function: As a mono amplifier, this power amplifier module supports TWS BOX mode, if you have a few of these ZK-1001B mono amplifiers, you can create two independent Bluetooth power amplifier boards connected by TWS box function, left and right channel stereo can be realized
• Multiple function knob: this mini amplifier with only one button, it is a multi-function button: turn the knob clockwise / counterclockwise to adjust the volume level. Click: play/pause. Double click: Next song. Triple click: enter or exit TWS mode. Long press: power off/power on
• Bluetooth 5.1 inputs: the Bluetooth amplifier board has 4 types of inputs: AUX, USB flash drive, USB sound card and Bluetooth inputs, the upgrade large chips support Bluetooth 5.1, low latency, the range of audio devices (smartphones, tablets, laptops, etc.) with Bluetooth connectivity is 15 m/49 ft
• Multiple protection mechanisms: This ZK-1001B Bluetooth amplifier module is mini size: 89 x 45 x 20 mm, with surge protection, undervoltage protection, overheating protection, short circuit protection, designed with case to protect it