Viking Electronics K-1900-8 Intercom Master Station

-Auto dial 1 up to 32 digits programmable speed dial number- Multi-number dialer mode adds 5 up to 16 digits speed dial numbers- Touch tone or pulse dialing- Non-volatile memory no batteries required- Operates on analog PABx and key system extentions or analog Centrex and C.O. lines- Programmable 6 digit security code- Touch tone programmable- Vandal resistant- Programmable pre-dial pause- Blocks fraudulent calls from hand held pocket dialers- Limited toll restriction- Hearing aid compatible amplified handset with sealed push button volume control