- Audio indoor unit for wall mounting
- handset
- door release button
- Special Function Button (Aux)
- storey
- ring tone
- finery
- Manufacturer: BPT
- Porter's call (only for building version)
- Intercom (only for building version)
- Ringtones mute (only for building version)
Dimensions: (WxHxD) 102 x 190 x 39 mm (surface mounted)