HT21 Bluetooth Power Amplifier Board, Subwoofer 2.1 Channel Receiver Board, Voice Frequency Power Amplifier Module, Treble Bass Control Amplifiiler, Bluetooth Speaker Amplifier TDA7498E DC 15V to 36V - TREETDOBV, TREETDOBVc1zen3pf8w40713

• TDA7498E Chip Solution: Stereo dual channel output ensures continuous serial high power operation, wide voltage input DC 15 to 36V, the power amplifier board uses two TDA7498, high fidelity, maximum output power can up to 160Wx2 and 220W. Treble and Bass Control: If you're tired of amps with only one volume knob, you can use this bluetooth power amplifier board. By adjusting the high and low frequency knobs of the power amplifier board, you can make the sound more layered and make the bass more shocking. High Compatibility: The DC adapter (plug specification 5.5mmx2.1mm) on the market can basically meet the requirements of HT21 Bluetooth power amplifier board. There is no problem if your existing DC power plug is not 5.5mmx2.1mm, this product includes the DC converter plug. Protection Function: HT21 Bluetooth power amplifier board has a variety of protection mechanisms to ensure its safe operation. With short circuit protection, over current protection, overheating protection and anti reverse protection. When an overload occurs, the device reports the failure to the processor to protect itself from damage. What You Get: Comes with 1 power amplifier board, 1 upper cover, 1 lower cover plate, 5 button caps, 1 power terminal, 4 M2x18 copper columns, 9 M2x4mm screws, 4 M2x5 copper columns and 1 screwdriver.