Item Type: Bluetooth Decoding BoardMaterial: PCBFunction: Bluetooth Decoding BoardScope of Application: Applicable to the Car with LCD Display and Remote ControlRemote Control Built in Battery: CR2025 Button Battery Battery Capacity: 160mahPackage List1 x Decoding Board4 x Connection Cable2 x Small Cover1 x Remote Control1Multiple Function: With power off memory function; support 5 to 10 meters/16.432.8ft distance infrared remote control operation; support external sound source input LINE IN (AUX). 2Full Accessories: 12V MP3 WMA bluetooth car speaker decoding board, car LCD display and remote control. 3High Compatibility: Support USB, Memory Card slot, Bluetooth, DC 5V, DC 12V, FM, AUX switching, also support folder selection and playback. 4Hands Free Call and DIY Modification: Stereo Bluetooth with call can also receive hands free calls. DIY speakers and modified speaker. 5Scope of Application: The bluetooth decoding board is applicable to the car with LCD display and remote control. Support MP3, WMA, WAV, APE format music