{"id":7852,"date":"2009-06-23T13:08:01","date_gmt":"2009-06-23T17:08:01","guid":{"rendered":"http:\/\/blog.voipsupply.com\/?p=7852"},"modified":"2016-04-05T13:47:22","modified_gmt":"2016-04-05T13:47:22","slug":"a-closer-look-at-the-aastra-57i-ct","status":"publish","type":"post","link":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/a-closer-look-at-the-aastra-57i-ct\/","title":{"rendered":"A Closer Look at the Aastra 57i-CT"},"content":{"rendered":"<p>The <a href=\"\/aastra-6757i-ct\" onclick=\"ga('send', 'event', 'voip-insider-blog-post', 'click', 'Aastra 6757i CT');\">Aastra 6757i CT<\/a> is the flagship SIP desk phone from Aastra, supporting up to 9 simultaneous calls.  The 57i CT includes a WDCT cordless handset for coverage up to 300,000 sq ft.  You can pair additional wireless companion handsets ( up to 4 total) and you can also expand the phone by adding the <a href=\"\/aastra-560m\" onclick=\"ga('send', 'event', 'voip-insider-blog-post', 'click', '560M');\">560M<\/a> or <a href=\"\/aastra-536m\" onclick=\"ga('send', 'event', 'voip-insider-blog-post', 'click', '536M');\">536M<\/a> Expansion Modules (Up to 3).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7862\" title=\"Aastra 57ict\" src=\"\/blog\/voip-insider\/files\/2009\/06\/57ict.jpg\" alt=\"Aastra 57ict\" width=\"450\" height=\"271\" srcset=\"https:\/\/www.voipsupply.com\/blog\/voip-insider\/files\/2009\/06\/57ict.jpg 450w, https:\/\/www.voipsupply.com\/blog\/voip-insider\/files\/2009\/06\/57ict-300x180.jpg 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/p>\n<p>The <a href=\"\/aastra-6757i-ct\" onclick=\"ga('send', 'event', 'voip-insider-blog-post', 'click', 'Aastra 6757i CT');\">Aastra 6757i CT<\/a> has a large 144 x 128 pixel graphical backlit LCD display and 6 dynamic context-sensitive softkeys.  The Astra 57i CT is fully interoperable with leading IP Telephony platforms like Asterisk, Trixbox or Switchvox.  The Aastra 57i CT also offers advanced XML capability to access custom applications.<\/p>\n<p><a href=\"\/aastra-6757i-ct\" onclick=\"ga('send', 'event', 'voip-insider-blog-post', 'click', 'VoIPSupplycom is currently offering the Aastra 57i CT at the unprecedented discount price of 265');\">VoIPSupply.com is currently offering the Aastra 57i CT at the unprecedented discount price of $265!<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Aastra 6757i CT is the flagship SIP desk phone from Aastra, supporting up to 9 simultaneous calls. The 57i CT includes a WDCT cordless handset for coverage up to 300,000 sq ft. You can pair additional wireless companion handsets ( up to 4 total) and you can also expand the phone by adding the [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1224],"tags":[],"class_list":["post-7852","post","type-post","status-publish","format-standard","hentry","category-voip-phone"],"_links":{"self":[{"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/posts\/7852","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/comments?post=7852"}],"version-history":[{"count":3,"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/posts\/7852\/revisions"}],"predecessor-version":[{"id":163553,"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/posts\/7852\/revisions\/163553"}],"wp:attachment":[{"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/media?parent=7852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/categories?post=7852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.voipsupply.com\/blog\/voip-insider\/wp-json\/wp\/v2\/tags?post=7852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}