Introduction:
Powerful bass / bass balance. High quality Bluetooth chip sound effects.Tens of millions of customers prove a clear balance of sound quality.
Classic headphone appearance， regulating artificial leather bow head， long comfortable ear cap to wear Bluetooth wireless transmission range up to 33 feet.
Enjoy your favorite tunes on-the-go， at home or in the office with these adjustable over-the-ear headphones. With the unique adjustable design and padding， these headphones provide maximum comfort.

Features:
1)compatiable with Bluetooth mobile phones， iPad， tablet， etc
2)support TF card， with 3.5mm aux in cable to connect with other device
3)with FM radio function， enjoy the channels you want
4)Built-in rechargeable Li-battery，2 hours charging time，play time after full charged:5-6 hours
5)enviroment ABS material， length can be adjusted

Specifications:

Bluetooth protocol version:Bluetooth V3.0

Transmission Distance: ≥33 ft

Wireless carrier frequency:2.402~2.480MHz

Speaker (Driver diameter):40mm

DC Resistance: -90dB

Sensitivity: -90dB

Frequency response:20HZ-20KHZ

USB Interface: 2.0

Rated Power:20mW

Battery:300mA

Charging time:2hour