Main Features:-?Perfect performance of noise reduction， isolated from background noise for zero distortion sound quality
- Support hands-free talking， stereo music output
- Smart multi-point connecting， support two devices connecting at the same time
- Number notification， avoiding missing important calls
- Anti-lost function， it will alert you when your phone beyond the effective distance
- Lightweight， fashionable， elegant and practical
- Built-in 130mAh li-ion battery

Specifications:
- Brand:?HOCO
- Transmission range: 10m
- Transmission frequency: 2.4GHz
- Frequency response:?20 - 20000Hz
- Impedance:?32 ohms
- Bluetooth version:?V4.1 + EDR
- Battery capacity:?130mAh
- Talking time:?6.5h
- Music playing time:?10h
- Standby time:?130h
- Charging time:?less than 2h Package weight: 0.388 kg
Package Size(L x W x H): 20.00 x 20.00 x 4.00 cm / 7.87 x 7.87 x 1.57 inches Package Contents: 1 x Wireless Bluetooth Earphone， 1 x Bilingual User Manual， 1 x USB Cable， 2 x Ear Cap