One-to-Four Handheld Wireless Microphone System | 100 Channels, USB/3.5mm Output

1. Product Features

2. Driver-free, plug and play.

3. Supports condenser microphone pickup, wireless audio dynamic range greater than 98dB.

4. Microphone requires only 2 AA batteries; receiver plugs directly into PC USB port for use (5V 500mA).

5. Strong compatibility: supports standard USB connection to PC, compatible with Android, WINDOWS-ALL, LINUX, and Apple systems.

6. Multi-channel output: supports USB driver-free output and simultaneous 3.5mm analog signal output. Can connect to mixing consoles, amplifiers, etc.

7. Supports LCD display showing signal strength, battery level, connected frequency, etc.

8. Supports up to 100 test microphones working simultaneously without interference.

9. Supports manual frequency adjustment between 640MHz and 690MHz.

10. Supports 10 groups of frequency polling, 10 per group, total 100 frequencies.

11. Supports simultaneous wireless connection of handheld microphones, gooseneck microphones, and lavalier microphones.

12. Compact design, highly visible.

13. Simple yet sophisticated, stylish and elegant appearance, with exquisite details.

14. Product Specifications

15. Receiver: (connects to mobile editing host)

16. Frequency range: 640MHz ~ 690MHz

17. Bandwidth: 50MHz

18. Maximum channels: 200

19. Receiving sensitivity: <= -105dBm

20. Signal-to-noise ratio: >= 80dB

21. Frequency response: 30Hz ~ 15kHz

22. Audio output level: 350 mV

23. Distortion THD+N: <0.5%

24. Delay time: <3ms

25. Power: USB 5V/150mA

26. Operating temperature: -25°C to 60°C

27. Transmitter: (portable mobile)

28. Frequency range: 640MHz ~ 690MHz

29. Sensitivity: microphone -30dB ±3dB (0dB=1V/Pa at 1kHz)

30. Capsule type: dynamic microphone pickup, cardioid pattern

31. Signal-to-noise ratio: >= 75dB

32. Frequency response: 50Hz ~ 16kHz

33. Transmit power: > 20dBm

34. Distortion THD+N: <0.5%

35. Output impedance: 600 ohms ±30%

36. Effective distance: > 40m

37. Delay time: <5ms

38. Operating temperature: -25°C to 60°C

39. Power: 2 AA batteries

40. Operating current: 100mA @ 3V

41. Operating time: 12 hours

42. Packaging dimensions: 33cm x 22.5cm x 7.5cm

Instructions:

I. Connect to PC:

43. Insert the USB end of the USB receiver into the PC's USB port. The LED on the USB receiver flashes for 1 second, then turns off.

44. Turn on the main unit power switch. The main unit and USB receiver connect automatically, and the adapter LED stays on.

II. Connect to mixing console/analog input:

45. Insert the USB receiver into a USB power supply port. The LED on the USB receiver flashes for 1 second, then turns off.

46. Connect one end of a 3.5mm audio cable to the 3.5mm jack on the rear of the USB receiver, and the other end to the 3.5mm analog input on the mixing console.

47. (If the target device has XLR, Phoenix, RCA, or other connectors, use the corresponding adapter cable.)

48. Turn on the main unit power switch. The main unit and USB receiver connect automatically, and the adapter LED stays on.