Wireless Over-Ear Headset + Mic Bluetooth V4.2 noise isolating headset with hidden mic, Foldable design & over the ear leather cups. Features: - 3.5mm jack for wired option - Comfortable noise-isolating earpads - Connect two devices simultabeously - High quality sound delivered wirelessly - Foldable design for maximised portabilty Technical Specifications: - Bluetooth: V4.2 - Standby Time: up to 200 hours - Battery: 250mAh lithium-ion - Play Time: Plays up to 7hours - Charging time: up to 2 hours - Speaker Dimensions: 40mm - Impendance: 32ohm - Range: 10m - Sensitivity: 105dB - 108dB / mW - Frequency Response: 20hz - 22khz - Weight: 350g (approx.) - Dimensions: 170 x 200 x 80mm (L x W x H) What's in the box Wireless Headset Aux Cable USB Cable Instruction Manual