New Portable Wireless Headphones Bluetooth Stereo Foldable Headset Audio Mp3 Adjustable Earphones with Mic for Music

product description

Version: V4.0
Frequency: 2.40GHz-2.48GHz
Power: ≤ 4 dBm, class 2
Effective range: 10M
Sensitivity: -84dBm / 0.1% BER
Frequency response: 20 Hz - 20 KHz
S/N rate: 70 dB
Distortion :0.10%
Speaker size: 40mm 
support:A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5
Voltage:3.7VDC (built-in 400MAH rechargeable battery)
playing time: 6hour
standby time:250hour
charge time:2-2.5 hour
current:40 mA
operate temperature:-4 ~ +131°F(-20 ~ +55°C)

package include:
1 * Bluetooh Headset (color depend on customer\'s choose in the order)
1 * USB Cable 
1 * User Manual 

FAQ Zzone:
1.How to charge this headset?
Connect your computer and headphone with the USB cable.
 
2.How to start the headset and listen the music on the computer?
Please be sure your computer have a bluetooth function and turn on the bluetooth, then press headphone's ON/OFF key and you will see the blue light blinking and get ready to pair, search and pair until connected. Use your computer to start music and enjoy it with the headset.
 
3. How to operate the bluetooth headphone with mobile phone?
a.Turn on bluetooth on mobile phone,press headphone's ON/OFF key and you will see the blue light blinking and get ready to pair, search and pair until connected. 

b. If someone call you, you just need press the Hang up/Pause button, and you can chat with your friend on the phone. Finished your talking, you just need press the Hang up/Pause button, and you can continue your music.
 
4.How to use the MP3 function?
Just press the MEQ button on the headset it will change to MP3 situation, and then insert the SD card into the slot, music will play directly.(we don\'t provide SD card)