Carrier frequency : 2.4GHZ+Bluetooth
Frequency range : 20 Hz – 20 KHz
Working distance :up to 30 m
Charging time : 2-3 hours
Working time : 10-12 hours
Battery capacity : Li battery 400mAh
TX connector :3.5MM jack in;Optical in;USB-C (Power)
Build-in Mic
Treble/Mid/Bass EQ mode
Automatic power on