Low Noise 20dBA Wireless Conference Microphone System Chairman Unit

All-digital transmission and processing Conference Microphone Wireless Digital Discussion

Chairman Unit

Features

• Stylish, low profile design with touchable interface
• Wireless communication, setting up all system in few minutes to be ready for using, and put them away in short time as well
• Built-in DC connector for power supply without battery
• Detachable battery pack is easy to replace and charge
• Internal high fidelity loudspeaker
• Head-set interface in both sides with volume adjust
• Line-in interface which allows microphone or other line-in device like cell phone, laptop to pass audio through to perform teleconference
• Full-digital signal transmission and processing, completely avoid the RF interference from cell phone or similar devices.
• Support pluggable microphone and different length of microphone with strong audio collecting ability.
• Time and date display on the OLED screen
• Timer on display to set certain time for each delegate to speak, will remind user or close the MIC automatically
• All units can be configured as Chairman or Delegate unit through software settings based on model WDC-T.

Technical Parameters

Button: Touchable interface, no physical buttons
Sound Pickup: heart type capacitance
Display: OLED display 128 × 32
Sensitivity: -46 dBV / Pa
Maximum power consumption: 2.0W
Directivity: 0 ° / 180 °> 20 dB (1 kHz)
Headphone load: 16Ω
Headphone volume: 10mW
Headphone jack: 3.5mm stereo
Input impedance: 2kΩ
SNR: 70dB
Frequency response: 20 ~ 20000Hz
Equivalent noise: 20dBA (SPL)
Main material: ABS
Operating temperature: 0 ℃ to + 55 ℃
Color: Black
The maximum sound pressure: 125dB (THD <3%)
Weight: 1.1kg (with microphone)
Dimension: 185 × 130 × 50mm (width × depth × height) (without microphone)