Product information:
Product Name: mobile phone Bluetooth ring remote control
Transmission frequency: 24-24835GHz
Applicable system: iOS15.0/Android 8.0 or more
Operating voltage: 39-4.2V
Bluetooth version: Bluetooth 5.3
Operating temperature: 0-50 ℃
Product color: white/pink/blue/black
Communication Distance: 10 meters
Product features: Selfie, like, lock screen, switch songs, page up, down, left and right, fast forward, fast rewind, volume addition and subtraction