cisco ip phone widescreen grayscale display

{"cid":"91159203","title":"CP-7841-K9 cisco ip phone widescreen ip video phone Cisco 7800 Unified IP Phone","imgUrl":"https:\/\/img.chinax.com\/nimg\/5b\/95\/3393b506cceda40d740b1545a510-200x200-1.jpg","attrs":{"Brand Name":"Cisco","Model Number":"CP-7841-K9","Certification":"CE","Place of Origin":"USA","Model":"CP-7841-K9","Name":"CP 7841 K9Cisco UC Phone 7821","Key words":"Cisco IP Phone 7821","Screen":"384 x 106 pixel (3.28 in. \/ 83.3 mm)","Ethernet Switch 10\/100":"10\/100","Full Duplex Speakerphone":"Yes","Number of Line Keys":"2","Package Weight":"1.7 Kg","Condition":"New Factory Sealed","Warranty":"1 year"}}