Awei A620BL Stereo In-ear Bluetooth V4.0 Earphones

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

Color: Black, Green Communication: Wireless Function: Bluetooth,Microphone,Noise Cancelling Style: In-Ear Use: Computer,Mobile phone,Portable Media Player,Sport Product weight: 0.017 kg Package weight: 0.137 kg Package Size(L x W x H): 10.00 x 3.50 x 17.00 cm / 3.94 x 1.38 x 6.69 inches Package Contents: 1 x Awei A820BL Earphones, 1 x USB Charging Cable, 6 x Ear Tips, 1 x Clip