K1 Smart Multifunction Bluetooth Sunglasses MP3 Voice Navigation

K1 Smart Multifunction Bluetooth Sunglasses

Specification:
Chip: CSR
Bluetooth version: V2.1+EDR
Bluetooth model: Hands free / Headset / A2DP / AVRCP
Frequency range: 2.402--2.480GHZ
Transmission power: Class 2
Power charger: USB DC5V
Transmission distance: about 10M
Music playing time: 4-6hrs
Talking time: 4-6hrs
Charging time: 2-3hrs
Standby time: Up to 72H
Remarks:Voice Prompt/Multipoint/DSP  
Battery capacity: 120mAh
Weight: 40g
Lens part:
3 pairs of lens equiped in one package.
1.TAC(polaroid lens): Anti-UV function, effectively filter bright light, protect eyes from sunlight harm.
2.Yellow night vision lens: Reduce reflection of lens, brighten vision, used at night or dark surroundings
3.Colorful PC lens: 7 colors optional, increase fashion and fun at cycling

Above 3 types of lens are all of great quality, unbreakable. Same material with 2mm+ thichness is used for bullet-proof glass, ensure safe use.

Frame part:
3 colors optional: Red, white, black

Spares:
1.3 pairs of lens in box, another 6 pairs PC lens at option.
2.Sling
3.Glasses bag
4.Wipes
5.USB cable
6.Manual
7.Nylon glasses box