Cisco 7811 IP phone Black, Silver 1 lines LED

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Cisco 7811. Product colour: Black,Silver, Handset type: Wired handset, Volume control: Digital. Display: LED, Display resolution: 384 x 106 pixels, Display diagonal: 8.33 cm (3.28''). Lines quantity: 1 lines. Voice codecs: G.711a,G.722,G.729A,G.729B,iLBC. Supported network protocols: IEEE 802.3, IEEE 802.3u, IEEE 802.3af