Main function: Bluetooth + MP3/WMA + FM + Aux in + USB Port + TF Card Slot + Remote ControllerWith bluetooth audio receiver module、 when cell phone and bluetooth module matching connection、the MP3 or WMA files via bluetooth sent to the product of the bluetooth receiver module to play、 which has greatly helped the function of the product and entertainment. This product also be like ordinary MP3 decoder board、 play U disk or TF card MP3 files、 as well as the radio broadcast.Note: This product without bluetooth handsfree calling function.The MP3 decoder board should be powered with amplifier at the same time if the radio would not work.Features:Support Bluetooth、 wireless connecting.Decoding support MP3 / WMA format music.With USB port、 TF card slot and Aux in.Support radio FM、 received cable band (87.5MHZ-108.0MHZ).Support remote control operation.Digital display.Specifications:Color: blackMaterial: ABS + PCBInput voltage 7-12VFM band: 87.5MHZ-108.0MHZBattery: CR2025 (not included in our item)Mounting hole size: 9.3cmOverall dimension: 10.5 * 2.5 * 2.8cm (L * W * D)Package size: 13.5 * 10 * 2.5cm / 5.3 * 4 * 1inPackage weight: 35g / 1.2ozPackage List:1 * MP3 Decoder Board2 * Plug Wire1 * Remote Controller