1-3Pcs ZK-MT21 Power Amplifier Board 2x50W+100W 2.1 Subwoofer Dial AUX 12V 24V Audio Stereo Bluetooth-compatible 5.0

ZK-MT21 2x50W+100W 2.1 Subwoofer Dial Power Amplifier Board AUX 12V 24V Audio StereoBluetooth-compatible 5.0 Ba Amp for Home T SpeakerFeature:TheBluetooth-compatible audio power amplifier module has 2.1 s and the maximum output power is 2X50W+100W.It has two audio input modes, AUX andBluetooth-compatible, and a two-in-one power amplifier board.Bluetooth-compatible5.0, higher nsmiion efficiency, longer nsmiion distanceIt has short-circuit protection, over-current, over-heating, and anti-re protection to prevent total failure. When an overload occurs, the device reports the fault condition to the proceor to protect its from damageIt adopts copper DC connectors and barrier terminals. It can withstand high current without heating or dam wires.Claic appearance multi-function main knob. The main knob adopts a rotary that is only used in high-end power amplifiers, which realizes 360-degree steple tuning and a smooth one-key start and stop. The operation is simple and convenient by long preing the switch.With ba, , subwoofer frequency and volume control, you can easily adjust the volume and enjoy the music tone you want. It is widely used in shopping malls, home ts, speakers, etc.Specification:Product name: 2.1 Bluetooth-compatible audio power amplifier moduleProduct model: ZK-MT21Bluetooth-compatibleversion: 5.0 (bstructed, 15 meters)Input sensitivity: 500mVInput method: AUX+Bluetooth-compatibleNumber of s: 2.1 sPower amplifier chip: Domestic power amplifier chipAdapter power supply: above DC12-24V/5A (24V battery pack is not allowed)Adapted speakers: 20-100W, 4-8QOutput power: left and right s