Product information:
Color: Black (bare metal), blue (bare metal), Green (bare metal), Black [packing box], Blue [packing box], Green [packing box]]
Transmission range: 10 meters
Chip type: Jerry
Battery life: more than 8 hours
Function: ultra-long life battery battery, call function, support music, digital display screen
Material: Silicone
Usage: hanging neck
Style: sports style
