Features of the T-562 telephone:

- Electronic call.
- Programming of the housing code by means of micro-switch.
- Secret audio communications and door opening.
- Connection to the landing entrance door push button.
- Differentiated call tones depending on the place from which the call was made.
- Two-position call volume regulator and disconnection.
- Possibility of automatic activation of the electric lock release upon call reception.
- Possibility of automatic activation of the electric lock release upon call reception.
- Additional push button configurable to activate a second electric lock release connected to the outdoor panel, intercommunicate with another unit in the same dwelling or activate the staircase lights by using a SAR-GB2 digital relay unit.
- Output for activation of a SAR-12/24 relay unit during call reception.
- The maximum number of units within the same dwelling is one (audio only installations), or four in case of installations with video indoor units.