Applications; Physical Description - AT&T Callmaster Series Reference Manual

The 7205H is a multi-appearance hybrid voice terminal which provides six buttons for fixed
features, 10 buttons for line appearances or one-touch feature activation, and 24 feature-only
buttons. It requires 3-pair wiring for operation. One wire pair is used for analog voice, while the
other two pairs are used for digital control and signaling.
The 7205H voice terminal was discontinued in March 1988, but will be supported until March
1993.

Applications

The 7205H voice terminal can be used with System 85 and DEFINITY G2 (on DEFINITY G2,
they can only be used on a traditional module and the SN224 circuit pack). This voice terminal is
suitable for managers, executive secretaries, office support personnel, and others who do not
need data capabilities.

Physical Description

Dimensions
Note: The following dimensions are approximate.
Width = 10-1/4 inches
Depth (front to back) = 8-3/4 inches
Height (maximum with handset in place) = 5-1/2 inches
Thickness of housing = 1-1/2 inches
Features
Six Fixed Feature Buttons
RECALL button
DISCONNECT button
7205H Voice Terminal
7205H Voice Terminal
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