• 24-port, 2-wire analog interface.
  
• Supports 24 analog telephones with Caller ID.
  
• Supports 24-Port analog on Avaya Release 6.3 and higher.
  
• Supports Caller ID on Avaya Release 8.2 and higher.
  
• Supports 500, 2500, 7100, 8100 and 9100 analog series telephones
  

TN793B REQUIREMENTS

• Lucent / Avaya Avaya ECS Family: G3si V6.3 or higher.

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

TN793B 24-Port Analog Line with Caller ID, Used 108551755R