1. All-metal drum shape rear cavity is matched with anti-scratch ABS front chamber, bringing zero pressure and comfort
2. High-quality moving coil speaker, supporting high-quality music compression, with clearer sound
3.IPX5 waterproof, moistening without fear of sweat, making sweat freely spread
4.7 hours of audio and video tour, let music lasting company, enjoy the feast of audio and video
5. Magnetic absorption design with wireless winding, easy to carry and receive
6. Newly upgraded bluetooth 4.2, stable, low power and widely compatible
7. The central control is compact and light, with three key control buttons for easy operation
Bluetooth solution :1522U
Bluetooth version :V4.2
Support bluetooth protocol :HSP, HFP, A2DP
Reception sensitivity (TYP): Max. 7 dBM/Class II
Bluetooth effective range: 10m
Best call distance (TBR):1 m
Frequency response: 50-8khz
Speaker unit :Speaker type 96dB+/ -3db
The microphone: 42 + / - 3 db
Battery: built-in lithium battery, 3.7v /90mAH
Music time :6 hours
Talk time: about 7 hours (80% volume)
Charging input standard :Micro USB dc-5v /450mA+/ -50ma
Charging time :1-2 hours
Battery cycle life :300 times (80%)
