Astrum Wireless Over-Ear Headset Plus Mic

Bluetooth V4.2 noise isolating headset with hidden mic, compatible with all bluetooth enabled smart phones and tablets. Foldable design & over the ear leather cups. Specifications Standby Time up to 200 hours Driver Diameter 40mm Charging Type Micro USB Battery 250mAh lithium-ion Play Time Plays up to 7hours Charging time up to 2 hours Bluetooth V4.2 Range up to 10m Impendance 32ohm Frequency Response 20hz - 22khz Sensitivity 105dB - 108dB / mW Dimensions 35 x 35 x 128mm (L x W x H) Weight 350g (approx.) Package Contents Wireless Headset I Aux Cable I USB Cable I Instruction Manual