Rock D200 Mono Noise Reduction Voice Prompt Bluetooth 4.1 Earphone For Samsung

Features:
* Bluetooth 4.1 technology minimizes sound loss with stable transmit efficency, and provides barrier-excelent 10M transmission distance with stable signal.
* Sophisiticated noise reduction with double filter provides crystal clear sound.
* Smart voise prompt helps you know the working status of your headset.
* It support the simultaneous connection of two phones, and answer the phone from either one.
* Battery display, you can view the battery status of the headset on your phone.
* 55mAh battery capacity, 80h standby time, 4h talking time and 3.5 music time.
* The light earphone with premium silicone earhook allows you to wear it comfortably and securely.Specifications:General Specification  Brand  ROCK  Model  RAU0547  Color  Red, Black, Yellow  Wearing Type  In-ear  Net Weight (g)  7g  Dimensions (cm/ inch)  6*1.5*1CMTechnical Parameters  Microphone  Yes  Wired Control  Not support  Bluetooth Version  4.1  Transmission Distance  10M  Rated Power  5mW  Receive Sensitivity  110dB  Impedance  16Ω  Frequency Response  50-10kHz  Battery Capacity  55mAh  Charging Time (h)  Approx. 2h  Taking Time  Approx. 4h  Working Time (h)  Approx. 3.5h  Standby Time (h)  Approx. 80hPackage  Included:1* ROCK D200 Bluetooth Earphone
1* pair of earmuffs