IP1NA-12TXH NEC IP1NA-12TXH NEC IP1NA-12TXH 3 line, 24 character display with 4 interactive soft keys for intuitive feature access 12 user-programmable function keys with Dual LEDs and can provide 1-button access to co-workers, features and outside lines. 10 user-programmable OneTouch (Personal Speed Dial) keys 15 additional fixed feature keys. Handsfree Answerback, Intercom voice announcements