Note:  To Pair with cellphone  
<br />The first step: the Bluetooth boot state long press "Call" (at least 5-7 seconds) until the red and blue lights flashing, let go into the search mode.
<br />The second step: in Bluetooth boot state, search Bluetooth headset device
<br />The third step: part of the phone need to enter a password.Password is:0000
<br />How to choose language:
<br />At first, please confirm your headset has paired your phone.(long press "Call" (at least 5-7 seconds) until the red and blue lights flashing)
<br />Second, press the "Call" button and press "+" button immediately to choose language.
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<br /> Can pair with two bluetooth devices.  Can connect another wired earphone
<br />Newest Wireless Bluetooth 4.0 headphone headset In earphone, stereo two-channel MP3 Music Handsfree with vibration microphone for cellphone, PC, Pads and other bluetooth devices.
<br />    This product uses the new headset shape design, using the world famous Bluetooth Stereo Bluetooth chips, to ensure high-fidelity sound quality and stable performance and excellent call quality. This product supports Bluetooth V4.0 version, support for Bluetooth A2DP and calling features. Battery time supports up to 4-6 hours.
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<br />Specifications:
<br />   1. Charging voltage: DC5V 150mAh
<br />   2. Working current: 25-35mA
<br />   3. Bluetooth A2DP Working range: 10m
<br />   4. Output power: 35mW
<br />   5. Frequency range: 2.401-2.480GHz
<br />   6. Distortion factor:  1%
<br />   7. Frequency response: 20Hz-20KHz
<br />   8. Working Time: Music/ Call state 4-6 hours (The Volume will affect the time)
<br />   9. SNR: S/N 95
<br />   10. Charging Time: 1h-2h
<br />   11. Talk time: 4-6 hours, play time: 4-6 hours
<br />   12. Music Playing Time: up to 4 hours
<br />   13. Frequency Response: 20 ~ 20000Hz
<br />   14. Sensitivity: 80dB
<br />   15. Impedance: 32 ohm
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<br />Package List:
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<br />1 x Bluetooth Headset
<br />1 x Ear Hook
<br />1 x charge cable
<br />1 x Manual