Experience superior sound quality with the AV-660BT, a versatile 2.0 channel sound amplifier designed for a variety of audio setups. Whether you're enhancing your home theater, setting up audio for a meeting, or upgrading your car's sound system, this amplifier ensures powerful and clear audio reproduction.Supports multiple input sources including USB and SD Card.Equipped with two microphone inputs for karaoke or presentations.Includes built-in FM radio for personalized audio settings.Upgrade your audio experience with AV-660BT and enjoy crisp, dynamic sound across all your entertainment platforms.Rated power: 180W+180WRated frequency: 50Resolution: 20-20khzDistortion rate: 0.25Signal to noise ratio: -80dbnImpedance: 4-16Amplifier type: AV amplifierInterface type: Cable clampReceiving method: Bluetooth/radioDue to different batches, there may be differences in product appearance and printed text, which will not affect use Voltage: AC220V/AC110VPlug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onPlug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.Colour:BlackMaterial:ironPackage Contents:1 x remote control 1 x Sound AmplifierOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.