The SR-1 will generate loud ringing from an analog ringing line or from a dry contac closure. There are 4 different ringing sounds to choose from. Loudness is easily adjusted with a volume contro; knob and test button. The AR-1ft. s unique sounding ring us useful for employees that often work away from their desks allowing them to instantly recognize when their phone is ringing.
For Electronic Key Phones * Broadcasts and amplifies telephone ringing tomes over horn or paging speaker. Amplifies call announce messages and ringing tones when connected to the speaker leads of an electronic telephone * Also useful for expanding the number of speakers connected to PA-2A or CPA-7A...
Supports Very High Speed Data. Stimulates loop start phone lines * Allows 2-way communication between telecom devices or systems. Produces precise dial ringback busy reorder and S. I. T tones * 911 mode for classroom training * Audio input/output jack for amplified speaker or loading voice mail systems...