... HiFI subwoofer mini bluetooth speaker with SD card/USB/FM radio/Aux port/remote control (ADP-028BT) 1. 2. ... , Next, Play and Pause with shinning blue light3. FM radio(Optional)4. Remote control5. Play music from USB ,SD/MMC ... miles awayKey Functions: Special Feature: Wireless, HiFi ,Subwoofer,FM radio,USB,Aux,SD cardUSEPortable Audio Player, Mobile Phone, OutdoorMaterialABSChannels2SolutionCSRBT Version ...