Bluetooth Sunglasses OldShark V4.1 Bluetooth Headphones Sports Sunglass with 3 Pair Lens(Brown+Yellow+Transparent);

Instruction:

1. Long press the middle button for about 8-10 seconds until the red light alternate with the blue light, this means the bluetooth is in the paring status.

2. Turn on your cellphone bluetooth, find the glasses' " BTglasses" device and connect it. The paring is successful when the 2 light stops flashing.

3. After this 2 steps, you can listening music and answer a call.

Features:

1. Stylish appearance combined with a unique design
2. The glasses can be flip-up
3. High-fidelity, CD quality sound effects
4. Earphones built directly on to the frame, and can be adjusted for comfortable fit.
5. It has Black lenses which can filter ultraviolet and protect your eyesight at the same time.
6. You may wear it and enjoy your summer vacation anytime anywhere, getting hands-free phone call, stereo MP3 music and ultraviolet protection at the same time.

Specifications:
Bluetooth range: 10 meters(approx. 33 ft) without any obstacles
Talk time: 6 hours
Stand-by time: 120 hours
Charging time: 3 hours
Noise-signal ratio: 15 decibel resolution
Attention:

The body of the sunglasses is not waterproof.Please avoid using it when bathing, swimming, or in the rain. Do not attempt to disassemble or change any part of the product.

Package Details:

1 x Black Headphone Sunglass
1 x Mini USB Cable
1 x Instruction Manual
1 x Glasses Case
1 x Cleaning Cloth
3 x Sun lens(yellow, brown, clear)
1 x Screwdriver
2 x Screws