Awei A620BL Wireless Stereo In-ear Sport Bluetooth V4.0 Earphones Hands Free Headphones

Main Features:
● 5.1 channel and CVC 6.0 noise reduction system, it brings high quality music and talk effects to you.
● The latest technology of CSR, and backward compatibly V4.0, V3.0, V2.0, V1.2, V1.1. Apply to 99 percentage Bluetooth-enabled devices.
● Support multi-point connection ( up to connect 2 phones at the same time ) and voice report number.
● Power consumption display on iphone.
Bluetooth Version: Bluetooth V4.0
Bluetooth Protocol: HFP / HSP / A2DP / AVRCP
Output Power: 10mW
Workable Distance: 10m ( barrier-free space )
Working Hours: 6hours for talking time, 4hours for playing music
Stand-by Time: 200hours
Charging Time: 1hours
Charging Voltage: DC5V 300mA
Sensitivity: 90dB + / - 3dB
Impedance: 32ohms + / - 15pct
Frequency Response: 20 - 20KHz
Cord Length: 600mm