1. Perfect integration of bluetooth and sunglasses MP3. Monophonic blue tooth earpiece, Compact and fashionable appearance, unique design and personality showing make it necessity for urban success and trendy celebrities, and make communication convenient in free control.
2. Earphone module can be equipped at left or right with a convenient controlling button.
3. It can match most of sunglasses and short-sighted glasses.
4. You can talk easily and conveniently with an earphone that can be inserted or pulled out.
5. Bluetooth V1.2, with effective distance of ten meters, talking time of up to 6 hours, and stand-by time of up to 150 hours.
6. Charging time: 3 hours.