1. The host is equipped with a display, making operation more convenient and intuitive.

2. RF control, with audio frequency of UHF603-650MHz, making installation, demolition, and movement more convenient without damaging the original decoration. The effective working distance is 60 meters.

3. The host has 20 channels, and you can freely select one channel to avoid interference from other frequencies.

4. One click frequency modulation function of the host. When the microphone power is turned on and it is on the same channel as the host, the microphone unit automatically follows the host to change channels.

5. The host can connect to 50 units, with a maximum of 1 chairman, 2 representatives, or 3 representatives speaking at the same time. The system has a select in, first out, chairman mode, and the number of representatives speaking can be set to 1, 2, or 3 as needed.

6. With the one click shutdown function of the host, all units can be turned off at once, eliminating the tedious operation of manually shutting down units.

7. The host is equipped with a USB recording box port, which can connect to dedicated recording devices for real-time recording of meetings.

8. Carrier frequency band UHF603-650MHz

9. Modulation method FM

10. Effective working distance of 60 meters

11. Oscillation mode PLL phase locking frequency synthesis

12. Sensitivity: When the offset is equal to 25KHz and the input is 6dBV, S/N>60dB

13. Band width 30MHz

14. Maximum offset+-45KHz

15. Comprehensive S/N ratio>105dB

16. Comprehensive T H. D<0.7% @ 1KHz

17. Comprehensive frequency response 45HZ-18KHZ+-1dB

18. Power supply DC12-18V

19. Weight 2.4 Kg

20. Size 421 x 225 x 45mm

21. Output socket XLR parallel and 6.3 unbalanced interfaces