USB,TF,,LINE IN,FM,RECORD(Support To 16G) Output Power : 20wFrequency Rosponse : 100Hz-10KHz± ... : lithium-ion 7.4V 1750mAHPower Adaptor : DC:12V / 500MAUSB,TF,FM,Antenna,Remote Control,LCD,Recorder,EchoMusic Tone : MP3Audio Input : USB,TF ... ,FM,Wired MicUSB,TF up to 16GDimwnsions : 100*50*125mmStandard Configuration : ...