K-1900-8 -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 a

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