House telephone analogue black - Indoor station door communication Black HTA 811-0 S

House telephone analogue black - Indoor station door communication Black HTA 811-0 S – Siedle – 200044449-00 – 4015739444496: Analogue in-house telephone HTA 811-0 S, with video=yes, installation technology=multi-wire system, type of installation=surface-mounted, material=plastic, bug-proof=yes, door opener operation=yes, switching functions=yes, function lamps=no, hearing aid compatible=yes , With automatic door opener=yes, color=black, interface design=KNX, call silencing=yes, internal communication=no, call differentiation=yes, add-on device can be stacked=no, volume control=yes, width=91 mm, height=201 mm, depth=46 mm, analogue in-house telephone for the replacement and expansion of existing door intercom systems in 6+n technology or wire-saving.