- 2+2 wire communication between outdoor unit and apartment device, with lock control (lock control for the indoor unit).
- Electric lock control from the indoor unit.
- Door opening button for electric lock.
- A separate power supply is required to operate an electric lock.
- The power supply must match the power requirement of the electric lock.
- Xylophone ringtone.
- Plastic housing.
- An optional rain cover can be purchased for the outdoor unit (not included).
- Supply voltage: 230VAC (indoor part).
- Outdoor unit size: 87mm x 118mm x 20mm.
- Apartment size: 107mm x 195mm 52mm.