ICM IU-1018A Wireless Microphone - Single Channel Handheld


ICM IU-1018A Single Channel Wireless Microphone System - 1 Handheld Mic

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One channel wireless microphone system with receiver and handheld microphone transmitter. Ideal for churches, multi-function venues, and schools.


ICM IU-1018A Wireless Microphone System - 1 Handheld Vocal Mic
One channel wireless microphone system with receiver and handheld microphone transmitter. The ICM IU-1018A  system allows for multiple selectable frequency groups that won't interfere with each other. Intuitive controls and simple operation at a great price point make this system ideal for churches, multi-function venues, and schools.

Handheld Wireless Vocal Microphone
The included wireless vocal microphone is suitable for capturing speech and live singing performance. The frequency response is very flat and clear sounding, spec'd as flat from 50Hz-16KHz. The mic features a backlit LCD display showing the operational status of the microphone, including current group, channel, battery charge, and lock status. This microphone is perfect for function venues, weddings, seminars and other situations with multiple or animated/mobile speakers. The broadcasting range of this mic is 520-541MHz, making it both legally and functionally suitable for most areas of Australia.

Single Channel Wireless Receiver
The included receiver is a high performance receiver useful for a variety of applications, all kinds of stage, small clubs, but also for large concerts and theatres where only a small channel count is required. Easy setup with infrared data synchronization ensures the system is stable and easy to use. Convenient 1/2 19" rack mountable size. The backlit 4 colour LCD display shows all the information needed for monitoring very clearly; current channel frequency, RF signal strength, and an audio input meter. 

About ICM
Since 1992, ICM have developed to become an innovative designer, developer and manufacturer of microphones, mixers, speakers and audio solutions. Now producing more than 10 million microphones each year, ICM control all manufacturing levels, from raw materials to final products. Their audio solutions are very popular in the domestic Asian markets, and increasingly in Europe and North America.


  • UHF band, PLL circuit, stable character, low spurious emission.
  • Three-way slide frequency switch design, preset three groups of compatible frequency. 
  • Transmitter up to 50MHz tunable bandwidth
  • International EIA standard half U/1 U chassis, equipped with rack mounting kit.
  • Integrated antenna distributor, reduces mutual interference efficiently. 
  • Each channel equipped  independent balanced output. 
  • Automatic IR frequency Sync function: transmitter synchronization via IR interface. 
  • Noise and sound code locked mute control circuit. 
  • Flat frequency response at 50Hz-16KHz. 

Receiver Specifications:

  • Receiving Channel: Single channel
  • Carrier Wave Frequency Range: 520-541MHz
  • Oscillation Mode: PLL phase-locked frequency synthesizer
  • Modulation Mode: FM modulation 
  • RF sensitivity: input 6dBµV, S/N>B0dB 
  • Working Range: Straight line distance 60 meters. Note: actual range depends on RF signal absorption, reflection and interference.
  • Mute control mode: Sound code and noise lock
  • Frequency response: S0Hz-1 BKHz ( ±3dB)
  • Comprehensive T.H.D.: <0.5%@ 1 KHz 
  • Panel display: LCD+LED
  • Dimension (mm): 21O(L)x44(H)x181 (D) / 41 0(L)x44(H)x21 0(D)

Wireless Mic Specifications:

  • Oscillation Mode: PLL phase-locked frequency synthesizer
  • Carrier Wave Frequency range: 520-541MHz
  • Cartridge gain: Fixed gain 
  • Transmit power: The maximum 30mW (depends on the region) 
  • Current drain: <130mA
  • Display: LCD 
  • Cartridge type: Module dynamic cardioid cartridge 
View PDF brochure for ICM IU-1018A Single Channel Wireless Microphone System - 1 Handheld Mic

Fantastic product

By: Peter on 12 May 2023
Huge surprise on everything for this Mic for the money...comparable to mic's 4 X the price. Stable wireless connection...Easy to use and setup and having a Battery Level meter on the Mic is just invaluable...I've been using mine every week for the last 4+ years and not had One issue...Just buy one

Great System

By: Peter on 25 April 2019
This system is a lot better than i thought it would be to be honest at this price point...bang for bucks it is a great system. Solid build on both the receiver unit (receiver is all metal casing) and microphone.Microphone has all the info on its lcd display including frequency and Batt condition etc I would highly recommend...Great job again Swamp with a great product. NB It didnt come with the rack mount ears however Swamp are getting them in from the manufacturer.

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MPN: IU-1018A

ID: 171042