ZHENGQI Sport Wireless Bluetooth Headset (YellowBlack) (Intl)
Product details of ZHENGQI Sport Wireless Bluetooth Headset (YellowBlack) (Intl) Technical Parameters 1, Bluetooth version: V4.0 compatible V3.0, V2.1, V1.1 2 chipset: CSR / ISSC 3. Transmission power: Class2 4, the transmission frequency: 2.4GHz 5, transmission distance: 10 m above 6. Talk time: 3 ...