wireless bluetooth earphone headset for iphone/ipad/samsung/htc/nokia 

                                                         1.the good quality  

                                      2.we test one by one on the mainboard

Product specification

Dual-microphone CVC v5.0 achieves over 30dB dynamic noise suppression,highquality sound;echo and noise cancellation;Packet/bit error correction technology to improve audio quality due to airinterference;Operating range: 10M.

SPECIFICATION

Bluetooth Specification v3.0+EDR class 2;

HFP v1.5 and HSP v1.1 support;

RF Frequency Range:2.402-2.480GHZ, 2.4G ISM band;

Radio Performance: Receive Sensitivity of -90dBm,TX Power Max 4dBm;

Frequency Response: 20 Hz - 20 KHz,Very high Signal to Noise Ratio(SNR):95 Db,Total Harmonic Distortion(THD):0.1%;

3 Button design : MFB,VOL+,VOL-;

LED Indicator Status : Blue, Red;

 Rechargeable 80mAh Li-Polymer Battery;

Micro 5PIN USB charging Port;

Charger adapter Output :DC 5V&200mA;

Nominal charging time: Max 1.5 hours;

Talk time: Up to 4.5 Hours;