1.) Extremely quick to work together to use simple hearing and arbitrary dual use. One ear operation: automatic extraction, start matching;
Binary usage: dual automatic disposal, binary start synchronization.
2.) Hall switch, automatically turn on and connect after opening. No need to take it out by hand.
3.) Hall-Level tuning. HIFI sound is immersive. High dynamic and sensitive speaker, combined with polymer resin diaphragm bluetooth 5.0 and DSP technology.