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Home ProductsMicrophone & PeripheralAudio Source True Diversity UHF Wireless Microphone System with Dual-Channel PLL (1 Receiver + 2 Handheld Microphones) D5821

120Hz-15KHz (±3dB)

True Diversity UHF Wireless Microphone System with Dual-Channel PLL (1 Receiver + 2 Handheld Microphones)

D5821
  • Dual-channel PLL (Phase-Locked Loop) design for stable operation.
  • UHF 200-channel PLL digital locking with automatic communication functionality.
  • Infrared frequency pairing for quick and reliable setup.
  • Built-in display screen showing frequency, channel, squelch, and signal level.
  • Independent volume adjustment for each channel.
  • Dynamic microphone capsule for reliable, natural sound pickup.
  • Selectable high-power and low-power transmission modes to suit different scenarios.
  • Infrared (IR) frequency synchronization for easy matching between receiver and microphone.
  • Adjustable RF signal strength and volume levels for flexible control.
Overview Specifications Related Products Solutions Latest News & Cases

The True Diversity Wireless Microphone System (UHF receiver + two handheld mics) offers reliable performance for professional audio applications. It features a dual-channel PLL design that ensures stable, interference-resistant transmission. With a 200-channel UHF system and infrared frequency pairing, it enables fast synchronization and flexible multi-device operation. The system includes a clear display for real-time monitoring of frequency, channel, and signal status, along with independent volume control per channel. The handheld microphones use dynamic capsules for natural and clear sound pickup, and support switchable high/low power modes to adapt to different usage scenarios. Featuring high signal-to-noise ratio and low distortion, the system delivers clear and stable audio reproduction. Balanced XLR and 6.35mm mixed outputs ensure wide compatibility, making it ideal for conferences, performances, and other live sound applications.




Model

D5821

Receiver

Frequency Range

632-695.25MHz

Number of Channels

200

Frequency Step

250KHz

Dynamic Range

82dB

Maximum Frequency Deviation

±45KHz

Audio Frequency

120Hz-15KHz (±3dB)

Signal-to-Noise Ratio (SNR)

＞70dB

Total Harmonic Distortion (THD)

≤1%

Operating Temperature

-10℃－ +40℃

Antenna Interface

BNC / 50 Ω

Sensitivity

≤-95dBm

Display Type

Display Screen

Power Supply

DC 12 V, 600 mA

Product Dimension

483×196×44mm

Weight

2.3kg

Wireless Microphone

Antenna Type

Built-in PCB Antenna

Output Power

High Power: 14dBm; Low Power: 6dBm

Spurious Suppression

-60dB

Power Supply Mode

2 × AA (1.5 V) Alkaline Batteries

Battery Life

>10 hours at 14dBm; >15 hours at 6dBm

Display Type

Display Screen

Product Dimension

50×265mm

Weight

0.45kg

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