Sennheiser SR2020-D-US Rack-Mountable RF Transmitter

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  • Regular price $949.95
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The SR2020-D-US from Sennheiser is a rack-mountable single-channel wireless RF transmitter, ideal for presentations or tours. The transmitter has 8 available channels in the license-free 926-928MHz radio band, ensuring that you can find a clear communication channel for transmission.

The transmitter can be installed in a standard 19" equipment rack and has a backlit LCD display for relaying vital information. The balanced XLR mic/line input lets you connect a microphone, mixer, or other audio device. The input also offers 48V phantom power, allowing you to use pro-level condenser mics. A front-panel 1/4" headphone jack provides easy monitoring.


  • Transmits high-quality audio over an RF channel
  • License-free 926-928MHz ISM band with 8 selectable channels
  • Mountable in a standard equipment rack
  • Backlit LCD display with intuitive menus
  • Balanced XLR mic/line input with 48V phantom power
  • Front-panel headphone jack for convenient monitoring


  • Signal System: RF
  • Operating Frequency: 926-928MHz
  • Channels: 8
  • RF Power Output: 1mW
  • Modulation: 2-FSK
  • Antenna: Not Specified by Manufacturer
  • Wireless Range 
    • 80' (24.2 m) (Indoors)
    • 160' (48.4 m) (Outdoors)
  • Audio Input 
    • 1 x 3-Pin XLR Female Balanced Input
    • 1 x 1/4" Headphone Jack
    • 1 x Power Input
  • Power Requirements: 110-220VAC
  • Power Consumption: 300mA, Max
  • Operating Temperature: 32-122° F (0-50° C)
  • Dimensions (WxHxD): 8.35 x 5.71 x 1.5" (212 x 145 x 38mm)
  • Weight: 2.43 lbs (1.1kg)