Audio Technica ATW2120a


Audio Technica ATW2120a

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The Audio-Technica ATW-2120a Wireless Handheld Microphone System delivers professional features and wireless microphone quality, while remaining a cost effective solution for presentations, performance PA, houses-of-worship, nightclubs, restaurants, bars, etc.

The system features the ATW-R2100a receiver with UHF diversity reception, 10 user selectable frequencies, automatic frequency scan and Tone Lock squelch system for interference free reception. Balanced XLR and 1/4" phone connections adapt to professional and consumer gear, and a bright LCD display delivers a comprehensive read over settings in dimly lit conditions.

The included ATW-T220a handheld transmitter features the Pro 41 cardioid capsule for minimal pick up at the off-axis sections, and maximum gain before feedback. The microphone includes a stand clamp and is powered with two 1.5v AA batteries for up to 9 hours.

  • Serious advances in affordable professional wireless
  • Clear sound quality and rock-solid, dependable performance
  • Automatic frequency scanning
  • 10 compatible user-switchable channels in one of two UHF frequency ranges
  • Antenna power available for powered antennas & other in-line RF devices
  • True Diversity operation selects the better signal from the two receiver sections, reducing dropouts
  • Tone Lock tone squelch system fights interference
  • Rugged metal half-rack receiver with soft-touch controls and LCD display
  • Balanced XLR and unbalanced 1/4" output jacks enable use with a wide variety of audio gear
  • Switchable transmitter power output with high and low settings offered
  • Includes rack-mount kit and detachable UHF antennas
  • Ground-lift switch helps eliminate audible hum caused by ground loops between the sound system and receiver
  • ATW-T220a Handheld Microphone/Transmitter features PRO 41 Capsule for maximum feedback rejection and consistent sound

Band D: 656.125 to 678.500 MHz
Band I : 487.125 to 506.500 MHz 

Upon submitting your order a Poll Sound Sales Representative will call to help determine the best frequency for your area.

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  • Type of System UHF Frequency Agile Diversity
  • Overall Frequency Response 100Hz to 15kHz (+1dB, -3dB)
  • # Of Channels 10 Total


  • Type of Receiver ATW-R2100a UHF Diversity Half-Rack Mount
  • Type of Outputs Balanced: XLR-male 
  • Unbalanced: 1/4" Phone
  • Headphone Monitoring No
  • Power Requirements 12-18VDC, 500mA
  • Battery Type/Approx. Life AC Power Only
  • Display Back-lit LCD
  • Mounting Options Rack-Mount Adapters (Included)
  • Antenna Type BNC-type, 50 ohms 
  • Bias voltage 12VDC, 60mA, each
  • Base Dimensions (WxHxD) 8.27 x 1.73 x 6.39" (210 x 44 x 162.2mm)
  • Weight 2.20 lbs (1.0kg)


  • Type of Transmitter ATW-T220a Handheld
  • Type of Microphone Pro 41, Dynamic
  • Polar Pattern Cardioid
  • Interchangeable Mic Heads No
  • Battery Type/Approx. Life Two 1.5V AA alkaline
  • Mute Switch Off/On Switch
  • Antenna Type Internal
  • Dimensions (LxDiameter) 9.13 x 1.89.11 (232 x 48mm)
  • Weight 8.9 oz (252g)

Other Details:

  • Manufacturer: Audio Technica
  • Model: ATW-2120a
  • SKU: ATW-2120a
  • Shipping Weight: 6lbs

  • Flexible UHF Antennas
  • AC Power Adapter
  • Rack-Mount Adapters
  • AT8456a Quiet-Flex Stand Clamp
  • 1 Year Warranty

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