Top Automatic Channel Scanning Reviews

GTD Audio UHF 200 Selectable Frequency Channels Professional Wireless Microphone Karaoke Mic System B88H

  • 100 Selectable frequencies on each channel, up to 15 receivers, 30 microphones can be worked at the same time.
  • Automatic frequency scanning to find and set the best available channel.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: up to 500 Feets ( 160 meters ), Frequency: UHF 520MHz - 580MHz ( Selectable ).
  • Two XLR individual outputs and one 1/4" Mixed output, Metal Microphone Body ( Black ).
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GTD Audio UHF 200 Selectable Frequency Channels Professional Wireless Microphone System Headset & Lapel Lavalier Mic B-88L

  • 100 Selectable frequencies on each channel, Up to 15 Receivers & 30 transmitters can be work at same time.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Automatic frequency scanning to find and set the best available channel.
  • Adjustable GAIN, adjust the GAIN to change the microphone sensitivity and eliminate FEEDBACK.
  • Range: Up to 600 feet ( 200 meters ) Frequency: UHF 530MHz - 580MHz.
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GTD Audio 2x100 Adjustable Channels UHF Wireless Cordless Handheld Microphone Mic System Ideal for Church, Karaoke, Dj Party, Range 400 ft,

  • 100 Selectable frequencies on each channel, up to 20 sets can be used at the same time.
  • Automatic frequency scanning to find and set the most clear channel, avoiding dropout..
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Backlit LCD display showing RF level, AF level, Channel Frequency and mute status.
  • Range: Up to 400 feet ( 120 meters ). Frequency: 530Mhz - 580Mhz ( Adjustable ).
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GTD Audio 2x100 Adjustable Channels UHF Wireless Microphone, Rang up to 400fts DJ Karaoke System w/Metal Mics (2 Hand Mics)

  • 100 Selectable frequencies on each channel, up to 20 sets can be used at the same time.
  • True diversity design increases range & reception reliability and reduces dropout.
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Backlit LCD display showing RF level, AF level, Channel Frequency and mute status.
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GTD Audio 4 x100 Changeable Frequency Channels UHF Wireless Microphone DJ Karaoke Mic System, Range 400Ft, Battery 12 Hours (4 Handheld Mics) 668H

  • 100 Selectable frequencies on each channel, up to 10 sets can be used at the same time.
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Backlit LCD display showing RF level, AF level, Channel Frequency and mute status.
  • Range: Up to 400 feet ( 150 meters ). Frequency: 530Mhz - 580Mhz ( Adjustable ).
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GTD Audio 2x100 Adjustable Frequency Channels UHF Wireless Microphone DJ Karaoke Mic System Long Range 400Ft, Battery 12 Hours (2 Handheld Mics)

  • 100 Selectable frequencies on each channel, up to 20 sets can be used at the same time.
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Backlit LCD display showing RF level, AF level, Channel Frequency and mute status.
  • Range: Up to 400 feet ( 150 meters ). Frequency: 530Mhz - 580Mhz ( Adjustable ).
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GTD Audio 4 x 800 Adustable Frequency Channels UHF True Diversity Wireless Lavalier (Lapel) Headset Microphone Mic System 787L (4 Lavalier Mics)

  • 800 Selectable frequencies on each channel, up to 20 sets can be used simultaneously.
  • True diversity operation for increased range/reliability, reducing dropouts.
  • Automatic frequency scanning to find and set the best available channel.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: Up to 600 feet ( 200 meters ) Frequency: UHF 550MHz - 590MHz ( Adjustable ).
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GTD Audio 4x800 Adjustable Channels UHF Diversity Wireless Cordless Lavalier/Lapel/Headset Microphone Mic System 400fts 4 Body Packs

  • 800 Selectable frequencies on each channel, up to 20 sets can be used simultaneously.
  • True diversity operation for increased range/reliability, reducing dropouts.
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: Up to 450 feet ( 150 meters ) Frequency: UHF 550MHz - 590MHz ( Adjustable ).
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GTD Audio 2x800 Channel UHF Diversity Wireless Hand-held/Lavaliere/Headset Microphone Mic System (1 Hand held & 1 Lavaliere Mic) 733HL

  • 800 Selectable frequencies on each channel, up to 20 sets can be used at same time.
  • True diversity operation for increased range/reliability, reducing dropouts..
  • Automatic frequency scanning to find and set the best available channel.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: Up to 450 feet ( 150 meters ) Frequency: 550Mhz - 590Mhz ( Adjustable ).
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GTD Audio 4x800 Adjustable Channels UHF Diversity Wireless Cordless Microphone System with 4 Bodypacks, 4 Beige Headsets & 4 Lapels Mics, Range 450 ft, (8 Mics)

  • 800 Selectable frequencies on each channel, up to 20 sets can be worked at the same time.
  • True diversity operation for increased range/reliability, reducing dropouts..
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: Up to 450 feet ( 150 meters ) Frequency: UHF 550MHz - 590MHz ( programmable ).
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GTD Audio 4x800 Adjustable Channels UHF Diversity Wireless Cordless Handheld Microphone Mic System Ideal for Church, Karaoke, Dj Party, Range 450ft (4 Handheld Mics)

  • 800 Selectable frequencies on each channel, up to 20 sets can be worked at the same time.
  • True diversity operation for increased range/reliability, reducing dropouts..
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: Up to 450 feet ( 150 meters ) Frequency: UHF 550MHz - 590MHz ( programmable ).
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GTD Audio UHF 4 x100 Selectable Frequency Channels 2 Hand-held Wireless 2 Lavalier Lapel Headset Microphone 4 Mic System 33HL

  • 100 Selectable frequencies on each mic, Multiple sets can be worked at the same time.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Automatic frequency scanning to find and set the best available channel.
  • Range: up to 300 Feets ( 100 meters ), Frequency: UHF 520MHz - 580MHz ( Selectable ).
  • Four XLR individual outputs and one 1/4" Mixed output. Metal Microphone Body ( Black ).
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GTD Audio 4x800 Selectable Frequency Channel UHF Diversity Wireless Cordless Handheld Microphone Mic System Ideal for Church, Karaoke, Dj Party, Range up to 450ft (4 Metal Hand Mics)

  • 800 Selectable frequencies on each channel, up to 20 sets can be worked at the same time.
  • True diversity operation for increased range/reliability, reducing dropouts..
  • Automatic frequency scanning to find and set the most interference-free channel in the area.
  • Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize.
  • Range: Up to 450 feet ( 150 meters ) Frequency: UHF 550MHz - 590MHz ( programmable ).
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