BTDD-4 Inter-Tel Model 8500 (Mitel Networks)

This cost-effective endpoint combines important features and ease-of-use, delivering powerful functionality, flexibility and affordability. This cost-effective phone combines important features and ease-of-use, delivering powerful functionality, flexibility and affordability.

  • Allows users to dial while their handset is on hook
  • Answer intercom calls without picking up the handset
  • Enables the programming of feature keys
  • Provides red and green lamps to indicate a call is active, ringing or holding
  • Allows you to perform a self-test to check all keys, lamps and Liquid Crystal Display (LCD)
  • Reversible base plate for wall mounting