Cisco 3905. Product colour: Black, Handset type: Wired handset, Volume control: Digital. Display resolution: 128 x 32 pixels, Display number of lines: 2 lines, Display number of colours: Monochrome. Lines quantity: 1 lines. Voice codecs: G.711Mu,G.711a,G.729,G.729A,G.729ab. Ethernet LAN interface type: Fast Ethernet, Ethernet LAN data rates: 10,100 Mbit/s, VoIP protocols: SIP

The Cisco® Unified SIP Phone 3905 is a cost-effective, entry-level IP phone that addresses the need for basic voice communications with common Cisco Unified Communications features in an attractive design that is also budget-friendly. The phone can fill the communication needs of cubicle, retail, classroom, manufacturing floor and hallway, as well as various wall-mounted deployments.
The single-line Cisco Unified SIP Phone 3905 supports two calls per line. Fixed keys for redial, transfer, and hold/resume, along with a full-duplex speakerphone and two-line display, which comes standard, deliver a more productive, easier-to-use, and flexible endpoint experience. With its dual-port 10/100 Ethernet switch for network and PC connections, the Cisco Unified SIP Phone 3905 offers IT organizations a cost-effective solution to reduce cabling infrastructure and administration costs at the desktop.
The phone is also eco-friendly, taking advantage of reground and recyclable plastics to deliver a more earth-responsible solution.