1. Patent 
									appearance design, high-end and solemn.
									2. Sensitive Induction touch switch, the 
									pattern of the switch is always bright green 
									when it is on standby, and it is always 
									bright red when pressed 
									3. With a 2.23-inch high-brightness 
									full-view OLED display, the display content 
									is clear, and it can display the microphone 
									status, channel address, battery level, and 
									speaking volume
									4. With composite keys to set microphone id, 
									control channel.
									5. With electronic volume function, can 
									individually adjust the microphone speaking 
									volume
									6. The microphone is designed according to 
									the principle of acoustic space, and with 
									the new anti-howling anti-single-point 
									high-sensitivity condenser microphone core, 
									the conference sound quality can be realized 
									with high fidelity.
									7. New concept of anti-electromagnetic 
									interference circuit design to eliminate 
									electromagnetic interference from mobile 
									phones and other electronic products
									8. Operation distance up to 100 meters with 
									the best condition, 60 meters in normal 
									condition.
									9. Ultra-low power circuit design, 
									continuous speaking time is not less than 8 
									hours, standby time is not less than 12 
									hours. Can use original rechargeable lithium 
									battery or ordinary AA battery
									10. Chairman microphone can be turned on any 
									time.
									11. Chairman unit with priority key to 
									control conference atmosphere