Elevator Phone, No Dial Pad. The K-1500-E and K-1500-EHF Emergency Phones provide reliable handset or handsfree emergency communication. The K-1500-E and K-1500-EHF can be connected directly to a C. line or analog PABX/KSU station when used in conjunction with a hotline dialer or programmed ring down circuit. The phones can also used with Viking s DLE-200B ring down circuit. When the button is pressed, the K-1500-EHF will come off hook until the pre-selected time- out has elapsed (adjustable from 6 seconds to 5 minutes) or a CPC is detected. During this time, the user may converse handsfree. Alternatively, standard handset communication is used with the K- 1500-E. The K-1500-E and K-1500-EHF components conform to industry-set standards and are mounted on a formed aluminum panel, finished in red powder paint for easy visibility. Applications Commercial, industrial or residential elevators Use in conjunction with a Viking Hot-Line Dialer on C.O. lines or analog PABX/KSU stations Use on any programmed ringdown circuit of an analog PABX/KSU station Features Handsfree or handset models available Phone line powered No dial pads Designed to mount in a standard emergency phone enclosure (10in x 7in x 3in) Built for easy installation and simple operation K-1500-E Features: Hearing aid compatible handset with volume control K-1500-EHF Features: Selectable auto-answer feature allows remote monitoring Adjustable time out to limit prank calls and false alarms (approximately 6 seconds - 5 minutes) Two-way handsfree communication Vandal resistant metal push button Call timer on/off switch VOX (mic/speaker) switching speed selection Adjustable mic and speaker volume.