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Product Details
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Executone > Cards > 21640-2
21640-2 IDS DGTL EVCM LSI CD

Features:

  • Contains circuitry necessary for voice switching
  • Responsible for all system tones, system timing and station status control
  • Contains the DTMF tone generators, a DTMF tone receiver, the circuitry and connections for background music and music on hold and a 14.4 Kbps modem

System Requirements/Compatibility:

  • Works with Isoetec Digital System/Executone Integrated Digital Systems (IDS™) 108, 228, 432 and 648
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