touch screen bluetooth amplifier home audio mini wall amplifier support bluetooth USB TFBluetooth Stereo Music Panel Amplifier Specifications:2.4-inch DisplayKey TouchAudio Inputs one set; Output one setRadio Function: Built-in digital automatic FM radio, 30 stationsFM Range: 87.5-108MHzBluetooth: SupportInstallation: 86 standard wire box, front wallHost parameters:Power supply: AC220V(50HZ) allow110V-250Vload: 4-8ohmOutput Power: 2x20WSignal to Noise Ratio: 98dBFrequency response: 20-20KHzInfrared remote control distance: 10mBT distance: 10mProduct size: 86 x 86 x 10mmthe host is compatible with AC110-250V power supply, please install and debug under the guidance of professional personnel.speaker cable, power cable, audio input cable, please carefully check the terminal.confirm all the cables are correct before starting.do not modify, remove the maintenance, upgrade this host.a long time do not use the host, please turn off the power switch.color: WhiteMaterial: plastic+metalPackage Contents:1 x Music controllerHost function 1. Audio format: Support MP3, WAV, APE and other audio formats.2. Bluetooth function: support external Bluetooth devices such as mobile phones for audio playback.3. External sound input: Support external input to the machine, amplified output.4. Memory card function: external TF card, support 32GB TF card.5. U disk function: Connect U disk (support 32GB) to read music through USB interface, set up family background music space.6. Volume adjustment: 27-level electronic volume adjustment function. Power-off memory function: memorize the state played before the last shutdown.