The D7821PS, D7822PS, D7823PS, and D7824PS True Diversity UHF Wireless Microphone Systems are engineered to deliver consistent and reliable wireless performance, with transmission distances reaching up to 150 meters within the 610–690MHz frequency range.
Incorporating True Diversity reception technology, the system enhances signal stability and minimizes dropouts, while maintaining a high signal-to-noise ratio of ≥105dB for clean audio output. It also supports extended operation with a battery life of up to 7 hours.
Designed for demanding audio environments, this series is well-suited for conferences, stage performances, and event applications, providing clear and dependable sound across a variety of scenarios.
Model | D7821PS | D7822PS | D7823PS | D7824PS | |||
Receiver | |||||||
Channel Configuration | Diversity dual-channel | ||||||
Operating Frequency Range | UHF 430MHz | ||||||
Frequency Stability | ±0.005%, PLL Frequency Control | ||||||
Effective Transmission Distance | 150 meters (Open Environment) | ||||||
Sensitivity | -98dBm | ||||||
Audio Performance | Maximum Deviation: ±75KHz | ||||||
Output Interface | XLR balanced output, Ø6.3mm unbalanced output (maximum output +10dB) | ||||||
Power Supply | DC12V/1A | ||||||
Transmitter | |||||||
Operating Frequency Range | 430MHz | ||||||
Modulation Mode | Wideband FM | ||||||
Channel Features | Supports 200 Channels, 300KHz Channel Spacing | ||||||
Pickup Type | Dynamic, Cardioid | Condenser | Condenser | Condenser | |||
Transmission Power | <10mW | ||||||
Antenna Type | Built-in Antenna | ||||||
Audio Performance | Frequency Response: 45Hz-16kHz (±3dB) | ||||||
Power Supply | 2 AA Alkaline Batteries (Supports approximately 7 hours of operation) | ||||||
Effective Transmission Distance | 150 meters (Ideal conditions) | ||||||
Operating Temperature Range | -10℃ to +50℃ | ||||||
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