Compact 2.1Channel TPA3255 BT Digital Power Amplifier Board High and Low Tone Subwoofer Power Amplifier Board 100W*2+200W

Designed with dual TPA3221 amplifier chips, high efficiency, low powerconsumption, fine sound quality, and comprehensive protections. The IPEX interface has been soldered and can be connected to an external BT antenna. Quick and smooth BT 5.2 connection. You can customize sound effects through your mobilephone. Made of fine quality material for long lifespan.