AV-U400

Features:

• 4 channel UHF wireless microphone system
• One controller and 4 tabletop microphones
• Suitable for compact wireless conference system for small board room & meeting room
• UHF wireless technology to avoid any cable wiring and of easy portability system
• Supports up to 256 individual channels to be used simultaneously
• No interference between two tabletop microphone
• Infrared frequency synchronization
• UHF band with PLL digital frequency synthesis
• High sensitivity to meet the outdoor long-range performance requirements
• Eight separate channel receiver with large and clear LCD display
• Frequency indicator, signal strength indicator, microphone sound level indicator
• High-fidelity output
• Standard 1U rack mount design
• Zinc alloy drop resistance tube
• Anti-collision microphone mesh head
• Anti-whistle dynamic cartridge
• Quality microphone core
• Exchangeable transmitter
• Transmitter high/low power switcher, high power for longer distance, switch to low power to save battery
• Battery status indicator
• Low battery alarm
• Options: Lavaliere Mic or Headset Mic or Handheld Mic

Specifications:

• Frequency range: UHF550-980MHz
• Total number of 256 frequency points
• Dynamic range: 110dB
• THD: 0.5%
• Frequency response: 35Hz to 20KHz ± 3dB
• Signal-to-noise ratio: 90dB
• Effective distance: 100-150M
• Transmitter:
• Transmit power: 10mmW
• Oscillation mode: PLL digital Frequency Synthesizer
• Modulation method: FM
• Image rejection: 50dB
• Frequency Modulation: 75Hz
• Channel conversion mode: touch switch / infrared frequency synchronization
• Voltage: 3V DC (2 AA batteries)
• Receiver:
• Sensitivity: 2.0uV
• Oscillation mode: PLL digital Frequency Synthesizer
• Signal-to-noise ratio: 90dB
• Distortion: 0.5%
• Channel conversion mode: touch switch buttons
• Outputs: 4 balanced output, a 6.35-mixed output
• Output Voltage: balanced output: 500mV, mixed output: 350mV (30kHz modulation)
• Power: 110-240V, 50-60Hz (for both USA and Europe standard)
• Receiver size: 420 × 190 × 44mm, standard 19-inch 1U rack mount case