Bluetooth version: V 4.2
Color: Black, Grey
Transmit Range: more than 10 meter
Charge time: more than 3 hours
Operate hours : About 4 hours
Standy time: About 100 H
Wireless Bluetooth 4.2 Headphones Decent HiFi sound and deep immersive bass, midst and highs, compatible for iPhone 7 plus, TV, laptop, PC, iPad and all Bluetooth enabled devices.
Builtin Mic and HandsFree Call. 5 ft audio cable included and support FM broadcast or TF card mode.
Ergonomic Comfort fit Foldable and adjustable PU leather headband for noise reduction and comfort fit.
More than ""5hr Battery Life"", Bluetooth & Optional Wired Connection Pair fast and stay stable with your bluetooth enabled device. The battery provides up to 5 hrs music playing time in 12 hrs full charge.
The headphone also has a backup audio port, you can use the provided audio cable to connect to your phones without worrying about running out of battery.
Collapsible and Portable Design This collapsible headphones can be fold down to a compact travel size if you need to put it in your bag.