Item number: 10005820

QTX 171.811 VHF Wireless Microphone Set 2-Channel Headset

Practical 2-channel VHF wireless microphone set with one head microphone, one handheld microphone and a 50m transmission range. Protective transport case included.

The QTX 178.811 is a smart VHF wireless microphone system that meets all the practical demands of the professional user.

The wireless UHF microphone set can be kept all in perfect order with its own protective case. Jack and XLR outputs allow the system to be used in a wide variety of technical situations.

With a transmission range of up to 50 metres the system gives the user freedom to move around larger stages and venues – invaluable for any public performance.

The headset microphone supplied lets you keep your hands free and opens up the system to many more applications. The integrated squelch control helps to make sure you get the best sound from the radio microphone set.

Product details


  • 2-channel VHF wireless microphone set with wireless neckband/headset microphone and wireless handheld microphone
  • 50m transmission range under optimal conditions
  • Long battery life thanks to energy-efficient design
  • Microphones optimized for both spoken and singing events / internal noise suppression technology
  • Supplied in transport case


  • 1 x Receiver
  • 1 x Handheld microphone
  • 1 x Headset microphone
  • 1 x Transmitter
  • 1 x Transport case
  • 2 x 9V batteries
  • 1 x 6.3mm jack cable
  • 1 x Power adapter
  • User manual


  • 21.3 x 4.3 x 18cm (W x H x D; receiver)
  • 6 x 10.5 x 3cm (W x H x D; transmitter)
  • Handheld microphone length: 23cm
  • Handheld microphone diameter: 4.4cm
  • Receiver weight: 340g
  • Transmitter weight: 176g (without batteries)
  • Handheld microphone weight: 176g (without batteries)
  • Headset microphone weight: 25g


  • Receiver connections: 1 x XLR output, 1 x 6.3mm jack output
  • Transmitter connections: 3.5mm jack
  • Transmission frequencies: 174.1MHz, 175MHz
  • Handheld microphone type: Dynamic
  • Headset microphone type: Condenser, 3V phantom power via transmitter
  • Adjustable volume for each channel
  • Fixed telescopic antenna
  • On/off switch on transmitter
  • Adjustable microphone gain on transmitter
  • Transmitter unit with belt clip
  • Reception LED indicator on receiver
  • Frequency response: 40Hz to 20kHz
  • THD: 0.2%
  • Signal to noise ratio: >85dB
  • Receiver power supply: 10.5V/250mA adapter
  • Microphone power supply: 9V batteries (included)

Operating instructions

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QTX 171.811 VHF Wireless Microphone Set 2-Channel Headset

  • 2-channel VHF wireless microphone set with one wireless neckband/headset microphone and one wireless handheld microphone
  • XLR and jack outputs
£61.90 Incl. VAT
You can change your order at any time

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