BLUETOOTH VERSIONS:V4.2
TRANSMISSION DISTANCE:10M                                                                                                                                                            WORK TIME:4H                                                       
STANDY-BY TIME:120H                                                            
BATTERY:110mAhRECHARGEABLE LIBATTERY  
FUNCTIONS:ADJUST VOLUME,CHANGE SONGS,ANSWER THE PHONE,PHONE REJECT,HANG UP,BLUETOOTH PLAY,HAND FREE,PHONE REPLAY,BLUETOOTH CONNECTION,VOICE PROMT,BATTERY STATUS,CALL NO.,i CLOSE DOWN,ENGLISH BROADCAST