What is the brand or model of the telephone Cameron uses while laying in bed in Ferris Buellers day off?

In "Ferris Bueller's Day Off," Cameron Frye uses a black rotary phone while laying in bed. The phone is a classic model that reflects the era of the 1980s, contributing to the film's nostalgic ambiance. This distinctive phone is part of Cameron's portrayal as a character who is somewhat detached and disinterested in the outside world.