Portable Head-Mounted Headset Microphone

1 m 3.28 ft 3db 16khz 52db 60db 100hz

connection.Suitable for stage guide,market promotion,conference Head-Mounted Headset Headset Headset Microphone headset style high-quality ABS materials male connection.Suitable performance,tour guide,market Portable Head-Mounted promotion,conference speeches,singing speeches,singing with dancing,teaching stage performance,tour Style Microphone