ZK-1001B Bluetooth Amplifier 100W Mono Mini Audio Power Amplifier Module HiFi Amp with TWS Box Matching Function, BT/AUX/USB Input, DC 7-24V DIY Speaker System Amplifiers Kit for Home Car

HIFI MONO AMPLIFIER BOARD: This ZK-1001B Mini Bluetooth audio amplifier board is a mono channel amp with 100W rated power, and only connects to a passive speaker (20-100W, 3-8), DC7-24V/3A and above. This mono amplifier features a TPA3116D2 chip, distortion rate below 0.3 %, and additional upgraded large chips that support AAC BT decoding, APP and TWS, with low latency.
TWS BOX FUNCTION: As a mono amp, this power amplifier module supports TWS BOX mode. If you have a pair of this ZK-1001B mono power amp, you can use two independent Bluetooth power amplifier boards connected by the TWS box function, and left and right channel stereo can be realized.
MULTIPLE FUNCTION KNOB: This mini amplifier has only one knob, and it is a multiple function knob: Turn the knob clockwise/counterclockwise to adjust the volume level.
Click: Play/pause.
Double click: Next song.
Three clicks: Enter or exit TWS mode.
Long press: Turn off/on.
BLUETOOTH 5.1 INPUTS: The Bluetooth power amplifier board has 4 kinds of inputs: AUX, USB flash drive, USB sound card and Bluetooth inputs. The upgraded large chips support Bluetooth 5.1 with low latency. The range for audio devices (smartphones, tablets, laptops, etc. ) with Bluetooth connectivity is 15m/49ft.
Multiple Protection Mechanisms: This ZK-1001B Bluetooth amp module is mini size: 89 x 45 x 20mm, designed with over-voltage protection, under-voltage protection, over-heat protection and short-circuit protection, with a case to protect it