Tender For supply of portable speaker with wireless handheldmicrophone. built in digital mp3 player and recorder. bluetooth. provision to connect one wired microphone. auxsource for a cd player/mixer by using 3.5mm phone jack.operation on ac 230 v and 12v external carbattery.12v/1.2ah internal rechargeable battery withcharging fecility.8.4v rechargeable battery for handset.8ohms speaker output to connect external speaker