digitsea Stereo Bluetooth Smart Sunglasses (Polarized Lenses) Sun Glasses Handfree Headset headphone earbuds earphone Mp3 player for iPhone Samsung HTC Mobile Phone (red)

Functions:
1. using high-end Polaroid polarized lenses, effectively filter and prevent.
2. Bluetooth is using CSR high-end chip, to achieve dial/answer phone calling function.
3. stereo music.
4. voice navigation.

Appearance:
 1.Advanced flexible design; 
 2.frames & mirror legs are of the world's lightest. thinnest; delicate appearance. 
 3.Exactly same as ordinary sunglasses, and even more lighter.
 4.The entire arc structure design based on principles of human head.perfectly fit.  

Specification:
1. Bluetooth version: V3.0 + EDR
2. the transmission power: Class2
3. Radio Frequency: 2.402-2.480GHz
4. the transmission distance: 10 meters - 15 meters
5. Charging time: 3 hours
6. Talk time: 12-15 hours. standby 200 hours
7. the audio output power up to 35mW
8. low power consumption. maximum operating current <20mA
9. call echo & noise cancellation
10. applies to all mobile phones with Bluetooth