UHF Wireless Conference system Model Number: SD-2019 Detailed Product Description Modern design, high quality and professional sound. The Main Unit 1. Carrier Frequency Range:UHF 750—950 MHz 2. Oscillation: PLL synthesized 3. Frequency Stability: 0.001% 4. Sensitivity: 1.2UV@Sinad=12dB 5. Dynamic Range: ≥100dB 6. Modulation Mode: Frequency Modulation FM 7. Frequency Response: 400Hz—20000Hz 8. maximum frequency deviation Range: 9. S/N Ratio:>105dB 10. P/N Ratio:<0.5%@1KHz 11. Audio Output: Detached 0-±300MV Blend style 0-±200MV 12. Service Areas: 50 – 80 m 13. Temperature Range: -10°C-55°C 14.Power Supply: AC 220 V 50Hz DC 12—17V The Microphone Unit 1. Power Supply:9 V 2. Current Consumption:3 mA 3. Launch Power: 25 mW 4. Sensitivity : 4uV S/N = 12dB 5. Type: Electric capacity type