Painless Earphones, Big Battery, 80 MAh, One For Two Earphones

Product information:
Function: battery display
Bluetooth version: 5.0
Package type: official standard
Headphone category: smart headphones
Usage: hanging ear type
Transmission radius: 10m
Whether single or double ear: unilateral
Hands-free smart type: does not support smart
Packing list:
A pair