Cisco SPA 504G Small Business IP Phone - SPA504G ~ Refurbished DoorBird IP Video Door Station D11x Series Replacement mounting kit 4x Gigabit LAN ports

4x Gigabit LAN ports

IP-30 metal case

CX5100 Unified Conference Station for Microsoft Lync

it can ring a siren to notify the surveillance administrator when detecting an event

Cisco SPA 504G Small Business IP Phone - SPA504G ~ Refurbished DoorBird IP Video Door Station D11x Series Replacement mounting kit 4x Gigabit LAN portsProduct Features: Full featured 4 line business class IP phone supporting Power over Ethernet (PoE) Monochrome backlit display for ease of use, aesthetics, and on screen applications Dual switched Ethernet ports for connecting a computer behind the phone, reducing cabling costs Wideband audio for unsurpassed voice clarity and enhanced speaker quality Easy installation and highly secure remote provisioning, as well as menu based and web based