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Alfatron ALF-WMP4 Wireless Conference System with 4 2.4 GHz Microphones, USB and Echo Cancellation

Part #:
ALF-WMP4
Model #:
ALF-WMP4
MSRP: $2,500.00
$2,399.99
Availability: Usually arrives in 5-9 business days. Please be aware that global supply shortages outside our control may interfere with our normal delivery times and product availability. For more information, email sales@proacoustics.com or call us at 888-256-4112.

Shipping Notice:  We are moving! Shipping will be temporarily paused from October 15 to 19 and will resume on October 20.

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The Alfatron ALF-WMP4 is a wireless conference microphone system with four 2.4 GHz omnidirectional microphones and a controller for connecting to an amplifier or powered speakers. It features USB connectivity for Teams and Zoom, dynamic noise reduction, 384 ms acoustic echo cancellation, and 360° audio pickup with a 2 m pickup radius per microphone.

Description

Alfatron ALF-WMP4 Wireless Conference System

The ALF-WMP4 is a wireless microphone system with a controller and four 2.4 GHz wireless microphones. The controller can be connected to an amplifier or powered speakers. It has a USB connection for conferencing software such as Teams and Zoom, along with an input for a wireless handheld microphone.

The system features intelligent digital audio processing with dynamic noise reduction, 384 ms acoustic echo cancellation for full-duplex voice calls, and 360° omnidirectional audio pickup from the microphones. The pickup radius of a single omnidirectional microphone is 2 m.

The Alfatron ALF-WMP4 supports external active speakers or an amplifier, conference software such as Teams and Zoom, four 2.4 GHz wireless omnidirectional microphones, and connection of a handheld microphone to the controller.


Most Alfatron products come with a 7-year limited warranty. Register your product with Alfatron to receive an additional 3-year extended warranty on eligible products, for 10 years of total coverage.

Features

  • Supports external active speakers or an amplifier
  • Supports conference software such as Teams, Zoom, etc.
  • 4 x 2.4 GHz wireless omnidirectional microphones
  • Handheld microphone can be connected to the controller
  • Dynamic noise reduction processing
  • 384 ms echo cancellation, full duplex
  • 360° omnidirectional with 2 m pickup
  • 7-Year limited warranty + 3 additional years with registration

Specifications

Interface B-type USB Interface, 6.5 mm audio jack
6.5 mm handheld microphone interface
Handheld microphone receiver charging port
Handheld microphone volume adjustment knob
Antenna interface, DC power interface
Wireless Omnidirectional Microphone Audio bandwidth is 100-16 kHz
Sensitivity: -38 dB
94 dB SPL@1 KHz
Signal-to-Noise Ratio: 65 dB 94 dB SPL@1 KHz, A-weighted
Wireless Frequency Specifications Frequency Range: 2404 MHz ~ 2472 MHz
Channel Spacing: 4 MHz
RF Channels Used: 15
Modulation Type: GFSK (Gaussian Frequency-shift Keying)
RF Antenna Power: 2.0 dBi (Max) (External Antennas)
Power Supply Host Power Adapter: -12 V/2A
Slave Power Adapter: -5 V/500 mA
Supports wireless charging
Audio Characteristics Digital audio processing, 384 ms echo cancellation technology
Intelligent dynamic noise reduction
Full duplex
360° pickup range
The effective pickup radius is 2 meters (Single omnidirectional microphone)
Computer System Required Windows 7/Windows 10/macOS
Button on Mics 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
The speaker status indicator on the master is on in green: Under normal work
The speaker status indicator light on the master is on in red: Speaker muted
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
Environmental Requirements Temperature: 5°~44°
Humidity: 20~85% (no condensation)
Noise Level: <48 dB
Storage Temperature: -10°~55°
Color Business black
Dimensions (H x W x D) Master Mic: 2" (51 mm) x 10.51" (267 mm) x 5.71" (145 mm)
Slave Mic: 0.98" (25 mm) x 4.33" (110 mm) x 4.33" (110 mm)
Weight Master Mic: 2.30 lbs (1.04 kg)
Single Mic: 0.52 lbs (0.24 kg)

DOCUMENTS

In The Box

  • (1) Host and External Antenna
  • (4) Wireless Microphone Slaves 
  • (1) Host Power Adapter
  • (4) Slave Power Adapters
  • (1) Audio Cable with Adapter
  • (1) Host USB Cable
  • Operating Manual
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