Aastra 6700i Series IP Phones

Aastra 6757i (57i) IP Phone (A1757-0131-10-01)

  • Like New: $52.44
Availability: In Stock

Aastra 6757i (57i) IP Phone (A1757-0131-10-01)

Aastra 6757 (57) IP Phone can use up to nine lines and is equipped with XML browser capabilities. With it's sleek and elegant design, this phone also offers a graphical backlit display that is 144x128 pixels. The Aastra 6757i is ideally suited for moderate to heavy usage that requires more than one touch feature keys.


  • Up to Nine Lines with Call Appearance
  • XML Support
  • Multi-proxy Support
  • Personal Directory
  • Six Customizable Softkeys with LED's
  • Four Line/call Appearances with LED's
  • Eight Fixed Feature Buttons
  • Four Navigation Keys
  • Local 3-way Conference
  • Full Duplex Speakerphone
  • Call Information
  • Volume Keys
  • Multi-language Support
  • Aastra Hi-Q Audio Technology
  • Shared Call and Bridged Line Appearances
  • Includes Atlas 1-Year Warranty with Extended Warranty options available!


  • Display: 144x128 Graphical Backlit Display
  • Size: 9.3"W x 8.2"D x 3.2"H
  • Weight: 940 g (33.0 oz)
  • Ethernet: Two-port 10/100
  • Codec: G.711 u/a, G.722 (Wideband), G.729a, BV16, BV32, and L16
  • Protocol: SIP
  • Dedicated RJ-9 Headset Jack
  • Integrated IEEE 802.3af Power over Ethernet (PoE) Support
  • AC Adapter (48V DC) Sold Separately
  • Wall mountable
  • Supports up to Three M670i Modules


  • Manual or dynamic host configuration protocol (DHCP) network setup
  • FTP / TFTP / HTTP / HTTPS server-based central provisioning for mass deployments
  • Web portal for individual unit configuration
  • Network Address Translation (NAT) support for static configuration and "Keep-Alive" SIP signaling

Package Includes

  • Aastra Handset
  • Handset Cord
  • Ethernet Cord
  • AC Adapter (Optional)
  • (2) Base Feet


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