The Alfatron WMP4 is a wireless microphone system with a controller and four 2.4GHz wireless microphones. The controller can be connected to an amplifier or powered speakers. It has a USB connection to connect to conferencing software like Teams and Zoom and a Wireless handheld microphone input.The system features intelligent digital audio processing with dynamic noise reduction, 384ms acoustic echo cancellation for full-duplex voice calls, 360° Omni-directional audio pickup from the microphones. The pickup radius of a single omnidirectional microphone is 2m (6.56').
Alfatron Electronics WMP4 Features
- Supports external active speakers or an amplifier
- Supports conference software such as Teams, Zoom etc
- 4x 2.4Ghz wireless omnidirectional microphones
- Handheld microphone can be connected to the controller
- Dynamic noise reduction processing
- 384ms echo cancellation, full duplex
- 360° omnidirectional with 6.56' pickup
- Host and external antenna1
- Wireless microphone slaves4
- Audio cable and adapter1
- Host power adapter1
- Host USB cable1
- Slave power adapters4
- Interface
- B type USB interface 6.5mm audio jack
- 6.5mm handheld microphone interface
- Handheld microphone receiver charging port
- Handheld microphone volume adjustment knob
- Antenna interface DC power interface
- Power Supply
- Host Power Adapter: -12V2A
- Slave Power Adapter: -5V/500mA
- Supports wireless charging
- Wireless Omnidirectional Microphone
- Audio Bandwidth: 100Hz - 16,000Hz
- Sensitivity: -38 dB
- SPL: 94dB SPL @ 1kHz
- Signal to Noise Ratio: 65dB 94dB SPL@1KHz, A-weight
- Audio Characteristics
- Digital audio processing 384ms echo cancellation technology
- Intelligent dynamic noise reduction
- Full duplex
- 360° pickup range
- 6.56 feet effective pickup radius
- Computer System RequiredWindows 7 / Windows 10 / MacOS
- Microphone Buttons
- Microphone mute button
- Speaker mute button
- Volume up button
- Volume down button
- Slave switch button
- Product Performance Standards
- YD/T 993-1998
- GB/T 9254-2008
- GB 4843.1-2011
- Master LED Light Status
- Master red light is always on: under normal work
- Speaker status indicator on master is on in green: under normal work
- Speaker status indicator light on master is on in red: speaker mute
- Slave Mics LED Light Status
- Normal Mode: green light is always on
- Mute Microphone: red light is always on
- Low Power: red light of the speaker flashes
- Volume Adjustment: mic green indicator flashes
- Not Connected Normally: green light flashes
