Receives calls from the telephone handset.
Supports Braille alphabet.
Analog 2-wire communication.
Features sleep mode and quick wake-up function.
Can answer calls, unlock doors, activate Do Not Disturb mode, and mute the device with a single click.
System ringtones and intercom volume levels are adjustable.
4 status indicators showing different conditions.
Supports 2-channel alarm input for connecting doorbells.
Offers custom ringtones.
Provides two-way audio communication with the door station.
Supports configuration of primary and secondary indoor monitors and receiving group calls from the door station.
Power indicator can be freely turned on or off.
