Special construction for water and dust proof 

MCU function control, touch switch operation 

Electronic volume control technology, the memory function makes the volume same as last time automatically when it is on 

Music play function supports the multi-media audio files play of USB flash disk and TF card 

MCU intelligent power level inspection for actual battery power condition indication 

Built-in high capacity lithium-ion battery 

Class D digital module for low power consumption and high output power upto 18W 

Built-in MCU intelligent recharging management system for secure recharge and discharge and fast recharging time(only 6hrs), playtime is upto 8 to 12 hours 

Multiple wearing choices for convenient use 

Unique and fashionable design