Guangzhou CVR Pro-Audio Co., Ltd
Guangzhou CVR Pro-Audio Co., Ltd Pro Audio Equipment Manufacturer ,Let Your Ears Be The Judge! Line Array,Subwoofer,PA Speaker,Power Amp,Processor,Microphones.
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Wireless Karaoke Speaker With Microphone , Music Amplifier Speaker CE
Quick Details:
Specification:
| Model | K-822 |
| Receiver specifications | |
| Receiver type | Dual Channel Diversity Receiver |
| IF frenquency | 110MHz,10.7MHz |
| Antenna Input | BNC/50Ω |
| Sensitivity | 12dBuV(80dB S/N) |
| Sensitivity adjustment range | 12-32dBuV |
| Spur suppression | ≥75dB |
| Maximum output level | +10dBV |
| Technical parameters | |
| Operating Frequency range | 697-740,740-800,800-850MHz |
| Modulation type | Broad band FM |
| Channel number | 200 |
| Channel spacing | 250KHz |
| Frequency stability | ±0.005％ |
| Dynamic range | 100dB |
| Maximum offset | ±45KHz |
| Frequency response | 80Hz-18KHz(±3dB) |
| Overall noise ratio | ＞105dB |
| Overall distortion | ≤0.5％ |
| Effective range | 100m(under optimal conditions)100m |
| Operating temperature range | -10℃-+50℃ |
| Transmitter specifications | |
| Antenna | Handheld microphone with built-in rotational antenna,Transmitter with 1/4 wavelength Whip antenna Power |
| Output | high power 30mW, low power 3mW |
| Spur suppression | -60dB |
| Battery | two double A,1.5V Alkaline batteries |
| Battery life | around 10 hours under common power transmission and 15 hours under low power transmission |
About us :
Guangzhou CVR Pro-Audio Co., Ltd is a manufacturer specialized in producing professional audio equipment with an own brand “CVR ” since 2005. Our 5,000 square meters plant has R&D, sales and demonstration departments. Fully equipped demonstration facilities are available with knowledgeable staffs.
CVR PRO AUDIO can easily provide you a wide range of professional sound gear like:PA speaker, indoor and outdoor line array speaker, subwoofer, floor monitor, Power amplifier and speaker management system. From the smallest conference room to the largest stadium.
CVR is the brand we set for global market,carrying great responsibility to satisfy our customers in every possible aspect as promise. The heart and soul of CVR has to be our attempt to strengthen our quality against the best in the world.
Our goal is to provide the best equipment with the best services. We have not deviated from this position since we began and will do it consistently.
Project case:
CVR exclusive area :
CVR PRO AUDIO aims to :