Universal I7 Mini Bluetooh...

Main Features:
● Driver: 15mm
● Impedance: 32 ohm
● Bluetooth version: Bluetooth V4.2 EDR
● Bluetooth use band: 2.4GHz
● Power level: CLASS 2
● Output power: 30mW
● Bluetooth distance: 10M
● Operating voltage range: 3.0 – 4.2V
● Mic sensitivity: -42dB
● With A2DP / AVRCP high-quality stereo audio transmission and remote control protocol
● Battery compartment capacity is 950mAh ( included in product ), headphone battery capacity is 65mAh ( included in product )
● Powerful noise denoising circuit ( active noise reduction )
● Switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully )
● Talk time is about 4 – 6 hours
● Music time about 4 – 6 hours
● Standby time is about 60 – 100 hours

Bluetooth Version: 4.1
Product weight: 0.0370 kg
Package weight: 0.0680 kg
Package size (L x W x H): 10.00 x 10.00 x 3.20 cm / 3.94 x 3.94 x 1.26 inches
Package Contents: 2 x Bluetooth Headphone, 1 x Charging Box, 1 x USB Charging Cable, 1 x English User Manual