The V-2924A provides 24 stations of handsfree intercom with one-way group call and all call. Up to three expansion units may be connected to provide 48, 72,  or 96 zones of paging with handsfree reply, up to 16 one-way page groups, and all call. The system also provides the ability for a remote speaker location equipped with a call button to call the attendant location.  

• Interfaces With Telephone System Via A Loop Start C.O. Line Position
• Features A Built-in 30 Hz 90 V Ring Generator
• Distinctive Ringing Option
• May Be Accessed From Dedicated Single Line Telephone(s)
• Standard 66 Blocks Used For Connections
• Provides 24 Zones Of Handsfree Talkback And/Or One-Way Paging
• Can Easily Be Expanded To Up To 96 Zones of Handsfree Talkback And/Or One-Way Paging
  (with V-2925A Expansion Units)
• Group Pages with fixed groups of six (6) zones each
• Programmable Architectural Numbering Available With Additional V-2926 Or
  V-2928 Option Board
• Caller ID Capable
• One Way All Call With Meet Me And Follow Me Capability
• "Call-In" From Speaker Locations
• Multiple Incoming Calls Placed In Queue
• Call Waiting Notification
• DTMF Operated Auxiliary Contacts Available For Controlling Electric Door Locks
• Background Music Input
• Dial Tone
• Ringback Tone
• Optional Alert/Repeated Alert Tone
• Accepts DTMF Dialing
• Integral Battery Backup Input For Use With VPB-260 Battery Back-Up Unit
• Standard AC Receptacle Powered
• Compatible With All Valcom One Way Or Talkback Speakers
• SMDR Output
• Inhibit Option For Speaker Cancellation 
• Integral Tone Generator   

  Valcom Power Units