About Bluetooth Car Kit HandsFree
1.Don't put the device in the Liquid & extreme humidity or heavy perspiration,extreme heat conditions;
2.Keep the device away from corrosive liquid,sharp objects;
3.Don't try to open the case by yourself.
Bluetooth Version: Bluetooth V4.1+EDR;
Frequency Range: ISM 2.4GHz-2.48GHz;
Wireless Transmission Range: 10M
Charging Input: 5V/500mA;
Rechargeable Li-Polymer Battery: 3.7V,1000mAh.