Symetrix THI-101
Telephone Headset Interface


Our Price: $269.00
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The THI-101 is the simplest and most cost effective way to deliver telephone audio to a Symetrix conferencing system. Using the included cable, connect the phone’s headset jack with the THI-101, then connect the balanced audio I/O to the Symetrix DSP. Use the phone for dialing and answering calls for your teleconferencing system. Now the telephone audio can be processed and routed by the Symetrix DSP. 

Symmetrix THI-101 Features:

  • Easily add audio conferencing to Symetrix DSP systems. Allows use of a telephone for dialing and for answering calls.
  • Features RJ-22 jack for interfacing with headset connector of VoIP/ digital phone, such as Avaya, Cisco, and Adtran.
  • 1 balanced analog input, 1 balanced analog output for connection to Symetrix DSP.
  • Crossover switch to accommodate various wiring configurations. Audio ground lift switch for noise isolation and custom cabling.
  • Compact form factor designed for discrete surface or under-tablemounting.

Symmetrix THI-101 Specifications:

  • Inputs
    • Number of Inputs: One (1) balanced line level.
    • Connectors: 3.81 mm terminal block.
    • Maximum Input Level: +10 dBu @ 1 K.
  • Outputs
    • Number of Outputs: One (1) balanced line level.
    • Connectors: 3.81 mm terminal block.
  • System
    • Frequency Response: 100Hz - 20kHz, +/-0.5dB
    • THD+Noise: < -60dB (unweighted);200Hz to 20 kHz @ 0 dBu
    • Headset Jack: RJ-22
    • Line-Level Audio I/O: Transformer isolated, balanced
  • Dimensions
    • 2.875"(W) x 5.75"(D) x 1.75"(H) (Allow at least 1 inch additional clearance for front panel connections. Additional depth may be required depending upon your specific wiring and connections.)
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