Infrared auto channel searching UHF wireless microphone U-2918L
Technical Index
System
Carrier Frequency Range: 520-920MHz
Mode: FM (wide band)
Channels: 100 channels * 1
Channel distance: 250Khz
Stability: +/- 0.005%
Dynamic Range: 100dB
Max deviation: +/-15KHz with level limiting
Frequency Response: 80Hz-18KHz (+/-3dB)
S/N ratio: >105dB
T.H.D.: <0.5%
Operating Range: 100m (approximately 300m under typical conditions)
Ambient Temperature: -10°C~+50°C
Receiver
Receiving Mode: DPLL
M Frequency: 110MHz, 10.7MHZ
Antenna input: BNC/50Ω
Sensitivity: 12dBuV (80dB S/N)
Sensitivity Adjusting Range: 12-32dBuV
Noise Rejection: >75dB
Max output Level: +10dBV
Transmitter(microphone)
Antenna: Built-in
RF Output: high RF 30mW, low RF 3mW
Noise Rejection: -60dB
Power: 2pcs AA batteries
Battery Life: when in 30mW, working in about 10 hours
When in 3mW, working in about 15 hours.
Infrared auto channel searching UHF wireless microphone U-2918L