Bticino Classe 300X User Manual page 17

Key (A) lights up to indicate that the call is active.
When the recipient answers the call, the audio adjustment icons appear; see
Note: when a call is received from the Entrance Panel while the internal unit is in "intercom" mode, the
system follows the priority rules and ends the active call.
3. Touch to end the call.
Call to
External intercom
Call active
Volume
17
Classe 300X
User manual
A
3
Answer a call.