Handsfree Bluetooth Wireless Car Kit Speaker Phone Sun Visor Clip Portable Slim

andsfree Bluetooth Wireless Car Kit Speaker Phone Sun Visor Clip Portable Slim Features: Portable and easy to carry and use. The upgraded speaker, from 2W to 3W, has a louder and purer voice. It supports car charging which you can get rid of the trouble of no power. It can serve as a conference speakerphone on the table and hand-free phone in car. Advanced echo-reduction and noise-suppression DSP technology can restore the communication to original voice. It will be safer and you can liberate your hands, concentrate on your driving and easily answer the phone call with this product. The Bluetooth enables the connection of laptop, phone and portable media equipment to Bluetooth devices within the distance of 10m. Specifications: Bluetooth Version Bluetooth 3.0 Bluetooth Receive Range 10m Talk-in Microphone Range 0.2-2m Output Power 1W Built-in Chargeable Battery 3.7V Standby Time One week Talk Time 6 hours Normal Charging Time About 3 hours Charging Voltage DC 5V Operating Frequency Scope  ISM2.4GHz-2.4GHz How to Use: 1. Startup: Shutdown state, long press"on/off switch" for 2 seconds, Bluetooth handsfree boot, blue light flashes quickly per second(flash 2 times) Bluetooth handsfree will auomatically connect to the mobile phone recently connected. 2. Shutdown: Bluetooth handsfree standby state according to the "on/off switch " for 2 seconds, the blue lamp will enter a handsfree shutdown mode. 3. Pair: (1).Turn the speaker on. (2). Search for the bluetooth devices names"BT Spe