Mini Car Ultra-long Standby Sports Waterproof Ear $ 5.84 Product information: Transmission range: 15 meters Function: battery display, call function, support music Custom processing: Yes Bluetooth protocol: 5.0 Channel: Stereo How to use: Earplug type Whether single or double ears: One-sided hands-free Color: black red, black blue, white blue, rose gold Packing list: Bluetooth headset*1
