New function:                                                                     1.Ultrathin appearance only 15.5mm.                                            2.Integrated Car Mp3 function to enjoy music freely.                              3.Telephone book function and saving 200 groups phone number.                4.Saving last 10 received telephone number and dial-back optional.          Features:                                                                         1.Wireless installation.                                                     2.Answer,end and reject a call.                                                   3.Voice dialing,dial-back and redial.                                             4.Built-in Microphone to speaking and loudspeaker to listening call and music.    5.Built-in Li-ion rechargeable battery support long time standby.             6.Individual wireless earpiece provide private talking channel.                   7.Bluetooth connectivity up to 10m,wireless earpiece connectivity up  to  4m.     8.LCD display incoming caller ID and Name,synchronous with cellphone.             9.USB interface for software framework update.                                    10.Integrated latest MP3 player,it can play MP3/WMA format music from SD/MMC or USB memory.                                                                       11.TTS(Text-To-Speech)system,announce incoming call number.