The WFA all-weather analog intercom serves to establish direct speech connections with other intercom systems and to transmit speakerphone messages indoors and outdoors under harsh environmental conditions.

The WFA all-weather analog intercom serves to establish direct voice connections with other intercoms and to transmit speakerphone messages indoors and outdoors under harsh environmental conditions. Button replacements with double rotary knobs can also be performed on-site without the need for a service technician.

The intercoms are designed for wall mounting and cannot be extended with an additional housing.

The WFA intercoms have low power consumption.

- Integrated loudspeaker and electret microphone
- Easy upgrade/extension of speech connection keys
- Dust and watertight fiberglass reinforced polyester enclosure
- Double rotary call button handles with opto-electronic coupler, each for 2 connections
- Possibility to connect an additional 25 W amplifier
- Linear buttons can be programmed as a landline call button
- Indication of LEDs signals busy and a subscriber call
- Secondary priority scheme as standard
- Programmable reduction of loudspeaker power, e.g. for night time operation
- Ability to adjust the microphone sensitivity level
- Low power consumption