VOIP

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The Aastra 53i offers powerful features and flexibility in a standards based, carrier-grade basic level IP telephone. With a sleek and elegant design and 3 line LCD display, the 53i is fully interoperable with leading IP Telephony platforms, offering a
    SIP/ IAXY2, 2 x RJ45, 9 x programmable keys with POE
      Four-line manager’s phone Revolutionary voice quality with Polycom HD Voice technology Cutting-edge SIP features Backlit, easy-to-read LCD with support of Asian characters Interoperability with leading SIP-based IP PBX and Softswitch platforms
        A future-proof SIP phone that combines Gigabyte Ethernet (GigE) supportand the Polycom HD Voice™ technology experience Built-in GigE support Four lines Revolutionary voice quality with Polycom HD Voice technology Cutting-edge SIP features Enginee
          A large, vibrant color display for easier viewing and navigation Revolutionary voice quality with Polycom HD Voice™ technology Integrated Gigabit Ethernet (GigE) switch to enable bandwidth-intensive applications Six lines in stand-alone mode and 34
            Next-generation IP conference phone designed for small to midsize rooms Polycom HD Voice™ technology for outstanding clarity Acoustic Clarity Technology for seamless voice conferencing Integrated Power over Ethernet (PoE) Breakthrough price/perform
              Astounding voice quality and clarity from the world's most advanced IP conference phone Now Available - Integration with Polycom HDX Video Conferencing Systems Polycom HD Voice™ technology for outstanding clarity Large, high-resolution LCD display fo