Volkano Lunar Series Bluetooth Headphones – Black/Silver

Bluetooth Wireless Folding Headphones. Adjustable Headband. Walk and Talk Function.
Specifications:
? Bluetooth Wireless: V4.0.
? Bluetooth range: 10 meters.
? Battery: 300mAh, rechargeable Li-Ion.
? Charge time: +- 1.5 hours.
? Playback time: +-7 hours.
? Driver size: 30mm.
? Frequency: 10Hz – 20kHz.
? Sensitivity: 100dB