... home theater sound system/soundbar speaker with FM/USB/SD/RCA/Bluetooth/SRS Specification Power Supply AC~220V/50Hz ... connect to TV,MP3/MP4/MP5,PHONE,DVD,COMPUTER,WALKMAN PLAYER,RADIO,radio cassette and so on, ... independent adjustment,Karaoke independent adjustment.11.Sound bar with LED digital dynamic display screen12.Full function control13. ... bar/ 2.1 home theater sound system with RCA/Bluetooth/SRS