Bluetooth Amplifier Module TPA3116D2 50W50W Wireless Bluetooth Stereo Audio Module Digital Stereo Audio Board Dual Channel with TrebleBass Adjustable

welcome to my shop: 1.Description:     ZK-502T is a high-power Treble/Bass adjustable stereo Bluetooth audio module.Dual channels audio signal output.Built-in amplifier module therefore it can connect to loudspeaker directly. It supply Bluetooth music receive and AUX audio input. It is ideal for DIY wireless Bluetooth speakers and transponders. 2.Features:     1>.Treble/Bass adjustable     2>.Width work voltage range     3>.Applicable multiple type speakers     4>.Knob adjustment     5>.Potentiometer support switch function     6>.Support short circuit protection     7>.Support over voltage protection     8>.Support under-voltage protection     9>.Support over temperature protection     10>.Automatic DC recognition     11>.Dual stereo output     12>.Support AUX audio input     13>.Built-in filter capacitor 3.Parameters:     1>.Product name:ZK-502T Treble/Bass Adjustable Bluetooth Amplifier Module     2>.Model:ZK-502T     3>.Work Voltage:DC 9V-27V     4>.Work Current:>2A     5>.Communication distance:10meter(Max)     6>.Channel:Dual channel stereo output     7>.Output impedance:4ohm~8ohm     8>.Match speaker:15W~100W     9>.Bluetooth:BLE 5.0     10>.Controller IC: TPA3116D2     11>.SNR:>90dB     12>.Audio input type:Bluetooth/AUX