China Professional Audio Wireless Conference System Wm-4000u 4 Channel Handheld Wireless UHF Microphone for Church and Education, Find details and Price about China Microphone, Wireless Speaker from Professional Audio Wireless Conference System Wm-4000u 4 Channel Handheld Wireless UHF Microphone for Church and Education
Model | WM-4000U |
Carrier Frequency | UHF610-865MHz |
Oscillation Mode | Quartz Controlled Fixed Frequency |
Stability | 10PPM |
Sensitivity | 2uV @ sJnad=12dB |
Max. Deviation Range | 50KHz |
S/N Ratio | >105dB |
T.H.D. | <0.5% @1KHz |
Image Rejection | 85dB typical |
Spurious Rejection | 75dB typical |
Frequency Response | 60Hz-16KHz |
Squelch Control | Dual-squelch circuit |
Max. Output Level | Balanced: 0-400mV, Unbalanced: 0-300mV |
Power Supply | External DC Power Supply, 0.4A, 12-15V DC |
Transmitter power | <30mW |
Spurious emission | <40dB(with carrier) |
Battery Voltage | AA1.5v*2 |
Battery Life | >10hours |