Features:1) Aluminum door station2) Double ding-dong ring3) 1 door station can support up to 4 indoor phones4) Power supply: adapter or transformer5) Flush-mounted design for the door station6) Remote

Features:1) One door station can support up to 4 indoor phones.If needed,it can extend to 2 door stations support four indoor phones.2) Illuminating LED in door station provides clear picture even at

1) One door station can support up to 4 indoor phones. If needed, it can be extended to 2 door stations support up to 4 indoor phones.2) Hands-free indoor phone, remote door unlocking3) LED in the doo

Features:1) One door station can support up to four indoor phones2) Surveillace, intercom and remote door unlocking3) Color 5" TFT display4) LED in the door station provide a clear picture even i

Features:(1) One door station can support up to four indoor phones. If needed, it is acceptedto connect with two door station through switch(2) Hands-free indoor phone, remote door unlocking(3) LED in

(1)One door station can support up to 4 indoor phones.If needed,it can be extended to 2 door stations support up to 4 indoor phones.(2)Handsfree indoor phone,remote unlocking.(3)LED in the door statio

Features:1) One door station can support up to four indoor phones. If needed, it can be extended to two door stations support up to four indoor phones2) Handsfree indoor phone, remote door unlocking3)

Features:1) One door station can support up to four hundred indoor phones2) When in network system, you can connect other door stations, also the doorstation can talk with the management unit3) Remote

Features:1) 30s sixteen-chord melody ring, 15s monitor if needed, 120sconfidential conversation2) Three kinds of ring tone available to easily identify differentdoor station3) Three-level volume adjus