Large faceplate
Message waiting light & ringer indicator
Privacy guard, Last dialled number disappearing after a definite time
Flexible data port
Hold, Flash, & Redial
Ringer volume HI/LOW adjustable
Handset with HAC
Speaker 7 Handset volume –step adjustable
Desk & wall mountable
Operating voltage 24 V~60V DC
12 series guestroom speakerphone