*Stereo dr dre headphones *with microphone *Built-in 3.7V 300mA Li-ion polymer battery *Woking time: About 9 hours
hot selling wireless headphone
*Stereo Bluetooth headset
1. 3.5mm audio input interface
2. Built-in 3.7V 300mA Li-ion polymer battery
3. Bluetooth chip: CSR
4. BluetootH edition:1+EDR
5. Work frequency: 2.402GHz-2.480GHz ISM Brand
6. Transmitter standard: Class 2
7. Woking time: About 9 hours
8. Charging time: 1-2 hours
ZTH-B30 wireless dr dre headphones
