• Frequency agile, true-diversity – The Audio Technica 2000 Series proves 10 user selectable UHF frequencies. The frequency agile design provides channel options in areas with high radio frequency activity, as well as allows for simultaneous operation of up to 10 systems.
• Diversity Operation – True Diversity operation incorporates twin receiver circuits and dual antennas select the better signal, reducing dropouts.
• Automatic Frequency Scan – Automatic frequency searches the area for interference free frequencies at the touch of a button
• Tone Lock – Tone Lock tone squelch system further reduces drop-out and RF interference.
• Comprehensive Display – The back-lit LCD display provides RF, AF, diversity status and channel status information.
• Balanced and Unbalanced Connections - The rear panel features XLR balanced and unbalanced 1/4" phone connections allowing use with professional and consumer level gear.
• Ground Lift - The receiver features a ground lift switch which eliminates hum and noise associated with bad grounds. 

Audio Technica ATW-R2100 2000 Series Diversity Receiver Specifications

• Type of Receiver: UHF Frequency Agile half-Rack Diversity
• RF Carrier Frequency Range: UHF band, 656.125 – 678.500 MHz
• Approx. Working Range: 300’ typical
• Overall Frequency Response: 100Hz to 15khz
• Signal-to-Noise Ratio: >100 dB at 40 kHz deviation (A-weighted), maximum modulation 40 kHz
• # Of Channels: 40 Channels
• Type of Input Output(s): Balanced: XLR-male; Unbalanced: 1/4” Phone
• Headphone Monitoring: No
• Power Requirements: 120V AC 60 Hz, or 12-18V DC, 350 mA, with external supply
• Battery Type/Approx. Life: AC power only
• Display: Channel, RF Signal Indicator, Diversity Status, AF Level Indicator
• Mounting Options: Rack-Mount Adapters (Included)
• Antenna Type: BNC Flexible UHF
• Dimensions:  8.27 x 1.73 x 6.39” (210 x 44 x 162.2mm) (WxHxD)
• Weight: 2.2 lbs (1.0 kg)