• One-touch buttons.
  
• Conference, Transfer, Drop and Hold.
  
• LCD Display.
  
• 2 headset jacks.
  
• NO Recorder Interface Module (RIM).
  
• Works with 4-wire circuit packs.
  
• Callmaster Cradle Kit or headset is NOT included.
  

CALLMASTER I REQUIREMENTS

• Lucent / Avaya Avaya ECS Family: System 75, G1, or G3.
  
• TN754 B/C 4-wire/8-port digital line card (for all switches).
  

Availability: In stock - Normally ships within 24 hours.
Warranty: One year.

Callmaster I, 602, Misty, Used 3179-100M