1-to-4 Lavalier Wireless Microphone System | USB Plug-and-Play, LCD, 100 Frequencies

1. Product Features

2. Driver-free, plug and play.

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

4. The microphone only needs 2 AA batteries, and the receiver can be directly plugged into the PC USB port (5V500mA).

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

6. Multi-channel output, supports USB driver-free output, and also supports 3.5mm analog signal output. Can connect to mixer, amplifier, etc.

7. Supports LCD display, display content includes signal strength, battery level, connected frequency point, etc.

8. Supports 100 test microphones working simultaneously without interference.

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

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

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

12. Compact design, eye-catching.

13. Simple but not simplistic, stylish and elegant appearance, intricacies reveal subtlety, subtlety reveals sincerity.

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 -30dB ±3dB (0dB=1V/Pa 1KHz)

30. Capsule type: Condenser capsule pickup

31. Signal-to-noise ratio:  >= 74dB

32. Frequency response: 65Hz - 18kHz

33. Transmitting power: 16~25dBm

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: 200mA@3V

40. Operating time: 12 hours

41. Packaging size:  23*17*4.5

Instructions:

I. Connect to PC:

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

43. Turn on the power switch of the host. The host and the USB receiver will automatically connect, and the adapter LED will stay on.

II. Connect to mixer/analog input interface:

44. Insert the USB receiver into the USB power supply interface. The LED of the USB receiver flashes for 1 second and then goes off.

45. Use a 3.5mm audio cable: plug one end into the 3.5mm jack at the rear of the USB receiver, and the other end into the 3.5mm analog signal input interface of the mixer.

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

47. Turn on the power switch of the host. The host and the USB receiver will automatically connect, and the adapter LED will stay on.