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℃ | ||||||
D6657 Antenna DistributorJuly 27, 20181. Directional antenna D6656 is used with antenna distributor D6657 to increase receiving distance. One distributor could be used with 4 receivers simultaneously.view
D6656 Active Directional AntennaJuly 27, 20181. Directional antenna D6656 is used with antenna distributor D6657 to increase receiving distance. Users could be used with 4 receivers simultaneously.view
DW9866 UHF Wireless Microphone System HostDecember 30, 2021This product is a professional wireless microphone system. DW9866 is the wireless microphone host, which can be combined with several kinds of transmitters to form a wireless microphone system. This s...viewwe will contact you within 24 hours.
Paperless Conference System Helps Companies Improve Work EfficiencySeptember 23, 2021The paperless conference system helps enterprises and institutions to improve their work efficiency. Each conference organizer must carry out tedious tasks such as pre-conference preparations, in-conf...view
Happy 32nd Anniversary, DSPPAAugust 7, 2020Abstract: With determination and through self-reliance and hard work, we have forged ahead on the road to company development and progress.With determination and through self-reliance and hard work, w...view