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Coomber 1811 Wireless Transmitter
Coomber 1811 Wireless Transmitter [1811 , CM1811]
PrimaryICT No: PR5457 Manufacturer Code: 1811
Stock: Product Discontinued
Sorry, currently unavailable

Product Information

You can use this Wireless Transmitter with 1812 Lapel Microphone, 1813 Headband Microphone or use it with instruments with the 1811 Lead.


The 1811 Wireless Transmitter is equally at home in applications as diverse as a quiet church through to a grinding step class or a stadium rock'n'roll gig thanks to its range of matching microphone and cable options.

Robustly designed:

It is tough, reliable and compact.


This transmitter can be used with all coomber UHF Wireless Microphone models where the receiver is built in. It can be switched between 4 license free frequencies to match the receiver preset and built in by coomber. Multiple receiver coombers will allow more than one microphone to be used simultaneously depending on the number of receivers built in, up to a maximum of 4. If you require more, please ask and we will discuss the many alternatives with you.

  • Four switchable licence-free frequencies on Channel 70 (UK)
  • Fully synthesised PLL quartz tuning technology
  • Detachable antenna
  • Screw thread Locking 3.5mm jack
  • Integral switch for selection between instrument and microphone
  • Gain adjustment
  • Single 9V transmitter battery life of approx 10 hours.

Detailed Specifications

  • Operating Voltage:  9V @ <50mA
  • Operating Time:  Approximately 10 hours
  • Output Power:  10mW max
  • Controls:  Frequency select, on-off switch, lapel/intrument switch, gain adjust
  • Indicators:  Battery status LED
  • Connectors:  AF input via 3.5mm socket.  Tip = Audio, ring + sleeve = Gnd
  • Dimensions:  60 x 100 x 30mm
  • Weight:  Approximately 90g

Manufacturer Warranty

Full details (including terms) of manufacturer warranty are provided with the product or on manufacturer website.

  • Most manufacturers like to provide direct after-sales support should any issues arise.
    For warranty/support with this product, please contact Coomber directly on 01905 342070 or