![background image](http://html.mh-extra.com/html/nec/dterm-i-series/dterm-i-series_user-manual_248438002.webp)
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EXIT
LCD
HELP
SOFT KEYS (4)
MIC
UP/DOWN
VOLUME/CONTRAST
SPEAKER
ANSWER
TRANSFER
HOLD
REDIAL
CONFERENCE
RECALL
BUILT-IN
MICROPHONE
MESSAGE
DIRECTORY
PROGRAMMABLE KEYS
16 Flexible Line/Feature Keys
CALL INDICATION
LAMP
FEATURE
USER PROGRAMMABLE KEYS
16 DSS/One Touch Speed Dial Keys
DTR-32D-1 (BK) TEL
ITR-32D-3 (BK) TEL
DTR-16D-1 (BK) TEL
ITR-16D-3 (BK) TEL
DTR-8D-1 (BK) TEL
ITR-8D-3 (BK) TEL
DTR-16LD-1 (BK) TEL
ITR-16LD-3 (BK) TEL