Cisco SPA504G 4-Line IP Phone with 2-Port Switch, PoE and LCD Display

Overview

For business or home office use
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
Connects directly to an Internet telephone service provider or to an IP private branch exchange (PBX)
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 configuration
Supports up to two Cisco® SPA500S Expansion Module, adding up to 64 additional buttons*
Supports both Session Initiation Protocol (SIP) and Smart Phone Control Protocol (SPCP) with the Cisco Unified Communications 500 Series for Small Business

Pixel-based display: 128 x 64 monochrome LCD graphical display with backlight
Dedicated illuminated buttons for:– Audio mute on/off– Headset on/off– Speakerphone on/off
4-way rocking directional knob for menu navigation
Voicemail message waiting indicator (VMWI) light
Voicemail message retrieval button
Dedicated hold button
Settings button for access to feature, setup, and configuration menus
Volume control rocking up/down knob controls handset, headset, speaker, ringer
Standard 12-button dialing pad
High-quality handset and cradle
Built-in high-quality microphone and speaker
Headset jack: 2.5 mm
LED test function
Two Ethernet ports with integrated Ethernet switch: 10/100BASE-T RJ-45
802.3af-compliant PoE
Optional 5 VDC universal (100-240V) switching; power supply is ordered separately (Cisco PA100)