Sinvitron Bluetooth 4.0 in-Car Speakerphone Wireless Multipoint Hands-Free Sun Visor Auto Vehicle Car kit with Clip for iPhone,Samsung,LG,HTC,Nexus,iPad Android Cell Phones or Tablet PC Bluetooth 4.0 CSR Hands-free Car Kit,Pair to 2 phones simultaneously with high sensitivity microphone, adopts HD-Voice and Noise cancellation DSP technology providing Pure Clear and Full duplex sound Main Function:Answer Calls,End Calls,Reject Calls,Announce calling number,Last number redial,Adjust volume,Personal connectivity/speaker switch,Transmit molile music,post cases,Support HFP,HSP,A2DP Rechargeable Lithium-Ion battery with charging option support talk time up to 16 hours, Standby Time Up to 700 Hours,Charging time approx 2 hours.Portable Design, can be used as tele-conference device The speakerphone can sits discreetly and conveniently on the sun visor by using the metal clip,Operating range up to 10 meters(approx 35 feet),Build-in digital amplifier for enhanced audio quality Package contents:Sinvitron Bluetooth In-Car Speakerphone x 1,Sinvitron Car Charger x 1,Sun Visor Metal Clip x 1,USB Charging Cable x 1,User Manual x 1