Bluetooth 4.1 Technology
Provides stable paring with your bluetooth enabled devices; Offering you impressive dynamic sound even you are 10 meters away from your device.
Long Battery Life
The new and improved lithium polymer battery allows seamless enjoyment of music for up to 7 hours and 260 hours stand-by with a quick charge of only 1-2 hours.
Secure Fit and Extremely Light Weight
Designed in a ergonomic angle, RB-S7 can fit snugly in your ear without hurting your ear or popping off while moving around or working out; It weighs only 13g and does not cause any weight burden on your body.