15. Charging Box capacity is 650 Amh /2 pieces is 55 Amh each one .
17.Charging box dimension:60*46*23mm
How to Twin Connect 1. Press and hold two earbuds 3 seconds and release after the LED flashes between Red and Blue. (Voice Notice: Power on - Wait Connection) 2. Double click any one earbuds button (not both), two earphones will automatically pair with each other. (Voice Notice: Twin Successful - Wait Connection)
How to Pair 1. For initial use, press and hold the button for 3 seconds of either earbud and release after the LED flashes between Red and Blue. (Voice Notice: Power on - Wait for Connection).
What's in the package:
2x mini wireless Headphones(left and right earphones)