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Help CenterJRLON LA-2400 Four-way Wireless Conference Microphone (Built-in Rechargeable Battery, Battery Detachable)
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JRLON LA-2400 Four-way Wireless Conference Microphone (Built-in rechargeable battery, battery detachable)
1. UHF frequency band for signal transmission, infrared frequency pairing, manual frequency selection for convenient on-site debugging.
2. Utilizes stable PLL digital phase-locked loop synthesis technology and intelligent digital circuits to avoid interference frequencies; .
3. Frequency usage range: UHF 640MHz - 690MHz, more suitable for wide range of applications.
3. Four channels with up to 200 reception channels. Universal handheld and waist-pack design, strong anti-interference ability.
4. Each channel is equipped with a unique ID number, enhancing anti-interference function. Up to 6 units can be used simultaneously (i.e., 6 receivers and 24 transmitters).
5. The main panel adopts an aluminum alloy coloring process. Each channel has 4 function buttons to achieve multi-functional operation.
6. Four LCD screens, displaying the working channel, working frequency point, RF receiving signal, AF audio signal, lock screen indication, real-time power of the conference seat, and real-time feedback of the system's working status.
7. The receiver is equipped with 4 rubber receiving antennas to enhance the received signal. The appearance is elegant and decent.
8. There are 4 balanced outputs and 1 mixed non-balanced output on the back, suitable for connecting various external devices.
9. It has a noise cancellation circuit switch, avoiding huge shock noise when the switch is turned on, ensuring the safety of the power amplifier system and speakers.
10. It has a one-click automatic search for idle frequency points, easily selecting clean frequency points. It has a lock button function to prevent accidental operation.
11. The conference seat can be used interchangeably in 200 channels, fully demonstrating the humanized high-tech design; (the same transmitter can be used interchangeably in drag two, drag four, drag eight)
12. The conference microphone is equipped with a detachable high-capacity 18650 battery, the base has a built-in TYPE-C charging interface, which can be directly plugged in or used while charging, intelligent power-off, safe and reliable, ensuring the safety of your long-term conference use.
13. The conference base has a mute function button, a light touch shows the mute or speaking icon, long press to turn on or off, preventing unnecessary howling caused by multiple microphones.
14. Square tube: Full metal cavity + square tube design, multi-directional sound pickup (optional detachable long-neck extension rod).
15. Bidirectional power monitoring, real-time power or low voltage of the conference seat, the main unit directly displays.
16. Combined with a dedicated capacitor microphone core + self-created audio processing technology, effectively improving the pickup distance and speech clarity. Mid and high frequencies are rich, dynamic range is large. The sound has a thick and mellow feeling, the human voice is prominent, providing a better conference experience.
17. Usage distance: Open space environment: 80 - 100 meters; Complex environment: 50 - 80 meters.
18. Suitable for various conference and speech occasions.
19. The equipment is delivered with 4 x 18650 batteries and 4 x TYPE-C chargers.
II. Microphone Parameters
1. Power Supply: DC 3.7 (3.7V 18650) Battery Continuous Usage Time: 10 - 15 hours
2. Interference Ratio: > 80dB
3. Microphone Power Consumption: 120mA
4. Audio Dynamic Range: ≥ 106dB
5. Carrier Frequency: UHF 640 MHz - 690 MHz
6. Type: Capacitive
7. Frequency Stability: ± 0.001%
8. Polarization Mode: Single Directional
9. Frequency Response: 20Hz - 16KHz
10. Signal-to-Noise Ratio: > 90dB
11. Microphone Pickup Sensitivity: -32 ± 3dB @ 1KHz (Long Tube)
12. Microphone Pickup Sensitivity: -35 ± 3dB @ 1KHz (Square Tube)
III. Comprehensive Parameters
1. Working Frequency: UHF 640MHz - 690MHz (customizable frequencies can be provided for different countries and regions)
2. Channel Number: 200 channels
3. Modulation Method: FM
4. Channel Spacing: 250KHz
5. Frequency Stability: ±0.001%
6. Dynamic Range: ≥100dB
7. Maximum Frequency Deviation: ±30KHz
8. Frequency Response: 40Hz - 16KHz
9. Comprehensive Signal-to-Noise Ratio: >60dB
10. Comprehensive Distortion:
11. Working Distance: Approximately 100m (without interference in an open area)
12. Working Environment Temperature: -10℃ - 50℃
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