1. Metal panel design, the overall high-grade solemn, in line with modern aesthetic standards

2. Professional high-fidelity capacitor microphone, sensitive pickup, clear voice, bandwidth up to 20Hz ~ 20KHz

3. The microphone head has a two-color speaking light ring, the light ring is always red when the unit speaks, and the light ring is always green when the unit requests to speak.

4. Soft silicone mechanical switch design,the pattern is always bright green when standby, the pattern is always bright red after pressing, and also has color switching function

5. With 4-inch capacitive IPS touch screen, the display content is clear, can display the microphone status, data number, ID number, battery power, unit parameters, date and time, speaking volume, etc. that are being operated, and clearly understand the current using situation

6. With screensaver function, and at least 6 screensavers can be selected

7. Microphone units with speaking timing function

8. The microphone has a mechanical electronic volume button on the side, which can independently adjust the microphone speaking volume

9. The speaking unit can apply for tea, coffee, paper, pen, waiter and other services

10. New concept of anti-electromagnetic interference circuit design to eliminate electromagnetic interference from mobile phones and other electronic products

11. Operation distance up to 90 meters with the best condition, 50 meters in normal condition.

12. Built-in high-performance lithium battery, with TYPE-C interface, can be used while charging

13. Ultra-low power circuit design, continuous speaking time is not less than 8 hours, standby time is not less than 12 hours

14. The chairman unit has the function of approving the speech request of the delegate

15. The chairman unit has the priority function of controlling the order of the conference