... .user manual car mp3 player with usb slot, sd card reader,FM radio,Color LCD display,Removable panel and remoteFEATURE & ... Digital Color LCD Display7) Maximum Power Output: 4CH*45W(7388)8) Audio Output9) 12/24 Voltage10) Memory Playing,Digital song ... 87.5MHz-108MHzUsable Sensitivity(S/N=30db): ≥37dBfAccessoriesgift box, carton, connector, power cable, usb cable,Metal Holder, Manual, Plastic Bag, ...