Audio-Technica ATW-2110b
Frequency-Agile, True Diversity UHF Wireless Beltback System


Audio-Technica’s ATW-2110b is part of their 2000 Series of 10-channel, frequency-agile UHF wireless systems designed to suit a range of applications, including MI/live performance, public address, fixed installation, A/V rental houses, places of worship, and more. It offers all the advantages of a high-quality, professional wireless system while coming in at an extremely affordable price. Its features include 2 available frequency bands and switchable antenna power. Also, the optional ATW-CHG2 two-bay recharging station (sold separately) provides power to recharge NiMH batteries in (2) ATW-T220a handheld transmitters and/or ATW-T210a UniPak® transmitters in any combination (additional transmitters sold separately).

This system offers 10 selectable channels in one of two UHF frequency ranges and True Diversity UHF wireless technology, plus automatic frequency scanning. This function automatically determines and sets the best available frequency at the touch of a button. Any of the series’ 10 channels can be used together with no frequency coordination problems or group selection issues. The series also employs Audio-Technica’s Tone Lock™ squelch along with an easy-to-read LCD information display.

Audio-Technica 2000 Series Features:

  • 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

Audio-Technica ATW-2110b Specifications:

Overall System

  • Operating Frequencies:
    • Band I: 487.125 to 506.500 MHz
  • Number of Channels: 10 total
  • Modulation Mode: FM
  • Maximum Deviation: +/- 40 kHz
  • Dynamic Range: > 110 dB (A-weighted), typical
  • Total Harmonic Distortion: < 1% (at 1 kHz, +/- 20 kHz deviation)
  • Operating Range: 100 m (300'), typical
  • Operating Temperature Range: 41ºF to 113ºF (5ºC to 45ºC)
  • Frequency Response: 100 Hz to 15 kHz (+1 dB, -3 dB)


  • Receiving System: True diversity
  • Image Rejection: 60 dB nominal, 55 dB minimum
  • RF Sensitivity: 20 dBuV at 60 dB S/N ratio (50 ohms termination)
  • Antenna Input: BNC-type, 50 ohms
  • Bias voltage: 12V DC, 60 mA, each
  • Power Requirements: 12-18V DC, 500 mA
  • Dimensions (WxDxH): 8.27" x 6.39" x 1.73" (210.0 x 162.2 x 44.0mm) not including BNC connectors or feet.
  • Net Weight: 35.3 oz. (1.0 kg), without accessories
  • Maximum Output Level:
    • XLR, balanced: +9 dBV
    • ¼" (6.3 mm), unbalanced: +4 dBV
  • Balanced Audio Output Attenuator:
    • 2-position switch: 0 / -12 dB

Bodypack Transmitter

  • RF Power Output: High: 30 mW, Low: 10 mW (switchable), at 50 ohms
  • Spurious Emissions: Follows federal and national regulations
  • Input Connections:
    • 4-pin Locking Connector:
      • Pin 1: GND
      • Pin 2: INST INPUT
      • Pin 3: MIC INPUT
      • Pin 4: DC BIAS +9V
  • Dimensions (WxDxH): 2.60" x 0.89" x 3.63" (66.0 x 22.5 x 92.3mm)
  • Net Weight: 81 g (2.9 oz), without batteries
  • Battery Life:
    • High: 7 hours (alkaline)
    • Low: 9 hours (alkaline)
      Note: Depends on battery type and use pattern.

Consumer Alert
Please be aware that certain systems or transmitters operating in the 617-652MHz or 663-698MHz frequency ranges are no longer in compliance with recent regulations set forth by the Federal Communications Commission (FCC). Contact our Sales Pros at 800-356-5844 for help choosing a compliant wireless system that fits your needs and to learn about available trade-in rebates. Details on current wireless regulations are available at

WARNING: Cancer and Reproductive Harm -

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