Bluetooth Power Amplifier Board 50Wx2 Audio Amplifier Board Subwoofer Bluetooth 5.0 Stereo

Feature: 1. HIFI sound effect adopts TPA3116D2 (with AM suppression function) chip, excellent sound quality. 2. With volume control and power switch, it is very suitable for DIY your passive speakers. 3. Support reverse connection protection, overvoltage protection, undervoltage protection, overheat protection, short circuit protection. 4. Use copper nail pad layered bottom plate, better heat dissipation effect, to ensure safe use. 5. Using TPA3116D2 amplifier chip, even at high power output, the distortion is less than 0.1percent . 6. The modulation frequency is as high as 1.2MHZ, and the built in LC filter capacitor makes the human voice clearer. Specification: Item Type: Power Amplifier Board Material: Alloy Color: As shown in the picture Product Size: Approx.70x111x21mm 2.76x4.37x0.83in Wire Length: Approx.200mm 7.9in Working Voltage Range: DC5 27V Input Voltage: DC12 24V AMP Chip: Dual TPA3116D2 Bluetooth Version: 5.0 Exit Impedance: 4 8 Ohm speaker Passive Speakers: 50W 200W Output Power: 50Wx2 Audio Input: Bluetooth input, 3.5mm wired input Number of Channels: two channels Treble and Bass Control: Yes Terminal Impedance: 4 Ohm 8 Ohm Working Humidity: 0percent 95percent RH How to Use Get the product, first assemble the parts one by one, the assembled finished product, connect the audio cable, connect the 3.5mm port on the mobile phone, and then you can control and use it. . Package List: 1 x Power Amplifier Board2 x Panel1 x Interface Wire3 x Rotator3 x Nut4 x Connecting Column4 x Connection Screw8 x Screw Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.