... MP3/MP4 playback6.Support picture browsing and text reading7.Blutooth hand-free function, support DUN(optional)8.build-in FM ... .full frequncy 76-108MHZ,effective distance<10mAvin.supportBlutooth(optinal).Hand-free,with echo cancellationISDB-T(optinal).built-in ISDB- ... status lightsInsert the power adapter, the battery charging (red LED lights, blue LED light off)Insert the power adapter, the battery is ...