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/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
