Central control panel for Busch-Welcome (2-wire) with built-in Busch-free@home wireless System AccessPoint. Full functionality for wireless devices as with the SAP/S.13. Note: A connection can only be established with wireless devices. Equipped with a built-in APP interface for the Busch-Welcome APP or Busch-Jaeger OneAPP/Busch-free@home next APP. Terminal connection for Busch-Welcome (2-wire) and LAN socket for integration into the local network. From October, the LAN interface can also be used for the integration of Busch-Welcome IP. Supports 2.4 GHz and 5 GHz Wi-Fi networks. Power supply via 2-wire bus, 24 VDC, or via POE. With integrated room temperature sensor and controller. Optional external connection for temperature sensor available. Equipped with an induction loop for coupling the audio signal into hearing aids. Display size: 7 inches. Product dimensions of the display: 192 mm x 128 mm (W x H). Surface-mounted installation height: 22.5 mm. Flush-mounted installation height: 10 mm.