{"product_id":"cisco-ip-phone-7821-multiplatform-firmware-cp-7821-3pcc-k9","title":"Cisco 7821 2-Line IP Phone, Multiplatform Firmware - CP-7821-3PCC-K9","description":"\u003cp\u003eThe Cisco IP Phone 7821 (CP-7821-3PCC-K9) is a two-line desk phone with a 3.5-inch screen. The 3PCC in the part number means it comes with Cisco multiplatform phone firmware. That firmware lets the phone work with approved third-party call systems, not only Cisco's own.\u003c\/p\u003e\n\u003ch2\u003eWhich 7821?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003cth\u003eWhat it runs\u003c\/th\u003e\n\u003cth\u003eNote\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCP-7821-K9\u003c\/th\u003e\n\u003ctd\u003eCisco call control firmware\u003c\/td\u003e\n\u003ctd\u003eThe standard Cisco version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCP-7821-3PCC-K9\u003c\/th\u003e\n\u003ctd\u003eMultiplatform firmware\u003c\/td\u003e\n\u003ctd\u003eThis listing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCP-7821-3PW-NA-K9\u003c\/th\u003e\n\u003ctd\u003eMultiplatform firmware\u003c\/td\u003e\n\u003ctd\u003eAdds a power cube for North America\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eScreen and lines\u003c\/h2\u003e\n\u003cp\u003eThe phone supports two lines, using two SIP registrations. The 3.5-inch grayscale screen shows 396 x 162 pixels and has a white backlight. The screen gives scrollable access to calling features and text-based XML apps. Cisco makes the 7821 in charcoal and white.\u003c\/p\u003e\n\u003ch2\u003eSound\u003c\/h2\u003e\n\u003cp\u003eCisco built the 7800 series for wideband audio. The multiplatform firmware supports these codecs: G.711 (A-law and mu-law), G.722, G.722.2, G.729ab, iLBC, iSAC and Opus. It carries tones in-band, by RFC 2833, or by SIP INFO. It also reports MOS call quality scores.\u003c\/p\u003e\n\u003ch2\u003eNetwork\u003c\/h2\u003e\n\u003cp\u003eTwo RJ-45 ports run at 10\/100. One goes to the network and the other to a computer. The phone does not have gigabit ports. Cisco's 7841 is the model in the 7800 line with gigabit.\u003c\/p\u003e\n\u003ch2\u003ePower\u003c\/h2\u003e\n\u003cp\u003eThe phone takes 802.3af PoE (Class 1) and uses no more than 3.84 W. Cisco's Power Cube 3 is the standard choice for desks without PoE, and Cisco's power injector, CP-PWR-INJ, also works. The input rating is 0.42 A at 48 V DC. The phone is ENERGY STAR certified.\u003c\/p\u003e\n\u003ch2\u003eWhere it sits in the line\u003c\/h2\u003e\n\u003cp\u003eThe 7821 sits between the one-line 7811 and the four-line 7841. The case is textured polycarbonate ABS plastic. The phone weighs 867 g and works at 32 to 104 F.\u003c\/p\u003e\n\u003ch2\u003eOther versions\u003c\/h2\u003e\n\u003cp\u003eCisco also lists a Trade Agreement Act version and a remote setup version of the same phone. Ask the seller which one you get.\u003c\/p\u003e\n\u003ch2\u003eCisco 7821 CP-7821-3PCC-K9 specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eCisco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart number\u003c\/th\u003e\n\u003ctd\u003eCP-7821-3PCC-K9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFirmware\u003c\/th\u003e\n\u003ctd\u003eMultiplatform (third-party SIP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLines\u003c\/th\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003e3.5-inch grayscale LCD, 396 x 162, backlit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEthernet\u003c\/th\u003e\n\u003ctd\u003e2 x 10\/100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower\u003c\/th\u003e\n\u003ctd\u003e802.3af PoE Class 1 (power cube sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCodecs\u003c\/th\u003e\n\u003ctd\u003eG.711, G.722, G.729ab, Opus and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e867 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Cisco","offers":[{"title":"Default Title","offer_id":63060917780851,"sku":"CP-7821-3PCC-K9","price":82.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/9546\/1747\/files\/CP-7821-3PCC-K9.jpg?v=1783365332","url":"https:\/\/cpurepublic.com\/products\/cisco-ip-phone-7821-multiplatform-firmware-cp-7821-3pcc-k9","provider":"CPU Republic LLC","version":"1.0","type":"link"}