ZK-MT21 2x50W+100W 2.1 Channel Subwoofer Digital Power Amplifier Board AUX 12V 24V Audio Stereo Bluetooth 5.0 Bass Amp for Home

Good luck with your favorite purchasesHigh-concerned chemical : None Package : Yes Bundle : Bundle 1 Dimensions (WxHxD)) : 96 * 94 * 23mm Weight : 200 Model Number : Stereo Audio Amplifier Board Compatible Audio & Video Equipment Style : Amplifier,Professional Audio Equipment,Recording Equipment Origin : Mainland China Certification : CE Stereo Audio Amplifier Board : audio power amplifier board power amplifier board module : amplifier module Certification : CE Origin : Mainland China Bluetooth-compatible version : 5.1 Number of channels : 2.1 channels (left and right channels+subwoofer) Volume adjustment : high-end encoder knob adjustment, smooth touch Power amplifier chip : domestic power amplifier chip CS8673E Input sensitivity : 500mV Input method : Bluetooth-compatible+AUX+USB drive+USB sound card Output power : left and right channels<50W; Subwoofer<100W Adapted speakers : left and right channels 20-50W, 4-8 ohms, subwoofer 20-100W, 4-8 ohms Product size : About 96 * 94 * 23mm/3.77 * 3.70 * 0.91inch Product weight : About 180g