Product Information:
Transmission range: 10 meters
Function: Battery display, call function, support music
Bluetooth protocol: 5.0
Channel: Stereo
How to use: Earplug type
Single or dual ear: Bilateral stereo
Color: (bean-shaped Mini version + digital display large capacity) black, (bean-shaped Mini version + digital display large capacity) white, (bean-shaped Mini version + digital display large capacity) pink
Mainly
Packing:   Binaural in-ear high-quality music sports earplugs x1