A12 Digital HiFi Class D Stereo Power Amplifier with BT5.0, Treble & Bass Control — Home Theater / Home Audio Amp

Compact Class D A12 amplifier delivering efficient HiFi performance — up to 92% efficiency to lower power consumption. Features USB input with driver-free operation and support for U disk playing for easy, plug-and-play audio. Integrated treble and bass adjustment lets you fine-tune sound to match different speakers and music styles. Bluetooth 5.0 (BT5.0) receiver with APTX support provides improved audio quality and longer transmission distance. Built with an aluminum alloy shell precision-machined by CNC and finished using anodizing and chamfering processes for refined workmanship and a smooth, premium feel.