One-to-Four Gooseneck Wireless Microphone System | 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 (5V500mA).

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 mixers, amplifiers, etc.

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

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

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

10. Supports 10 groups of frequency point polling switching, 10 per group, total 100 frequency points.

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

12. Compact design, attracts attention.

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

14. Product Parameters

15. Receiver: (connects to mobile editing host)

16. Frequency range: 640MHz ~ 690MHz

17. Bandwidth: 50MHz

18. Maximum number of 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 -51dB ±3dB (0dB=1V/Pa at 1KHz)

30. Capsule type: directional condenser microphone

31. Signal-to-noise ratio: >= 65dB

32. Frequency response: 50Hz ~ 15kHz

33. Transmit power: > 20dBm

34. Distortion THD+N: <0.5%

35. Effective distance: > 40m

36. Delay time: <5ms

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

38. Power: 2 AA batteries

39. Operating current: 100mA @ 3V

40. Operating time: 12 hours

41. Package dimensions: 43*28cm*9

Instructions:

1. Connect to PC:

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

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

2. Connect to mixer/analog input interface:

44. Insert the USB receiver into a USB power supply interface. The USB receiver's LED flashes for 1 second, then goes off.

45. Insert one end of a 3.5mm audio cable into the 3.5mm jack on the rear of the USB receiver, and the other end into the mixer's 3.5mm analog signal input interface.

46. (If the target device's interface is XLR, Phoenix terminal, RCA, etc., a corresponding adapter cable is required.)

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