bluetooth SX-922B手机免提设备

Bluetooth SX922BFeatures:1. with built-in 950mA lithium,so talking thime lasts above 9 hours after fully charged.2. and standby time keeps over 6 days, and play music time lasts for more than 6 hours, we call it WIT type, because of its automatic connecting.3. Only one key can have multifuctions,pickup,dial or reject,etc.4. Can be used by mobile with bluetooth, PDA,computer peripheral devices.5.with the design of clip,it is easy for drivers to use in the car,it can be fixed on the sun visor or on the proper positition of panel.Performance:Product specification: V2.0 Version;Frequency: 4026GH2~2.480GH2;Transmit power: Class 2(maximum 4dbm);Working current: less than or equal to 100mADiameter: 90mm x 55mm x 135mm