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The IFS TT/TR3000 Series Touch-Tone Telephone Digital Interface provides extended transmission to be used with analog systems over one or two optical fibers using the latest in digital transmission technology. The modules also support many enhanced telephone services offered by telephone providers, such as Call-Waiting, and 3-Way Calling. Models within this series are available for use with multimode or singlemode optical fiber. Plug-and-play design ensures ease of installation. The module incorporates power and carrier detect status indicating LED's to monitor proper system operation. The module is available in either stand-alone or rack mount versions.
