MT503 Smart Spider Speakerphone The Smart Spider (MT503) soft codec and smart device connectivity to address both video conferencing and audio conference meetings. The Spider also supports a three way call bridge between both interfaces to provide maximum flexibility. Unparalleled daisy chaining capabilities to up to 14 Smart Spider (MT503) units to cover any size conference room. Intuitive and interactive user interface that is incorporated through LED lights discreetly placed throughout the unit. The Spider comes to life when it is in action and displays only the needed functions depending on the specific scenario to provide an easy to use audio solution for your conference room. The Smart Spider (MT503) can also be ceiling mounted. Compatable with the (MT340) power hub. Full duplex communication Single source daisy chain powering up to 15 units Bridging between USB and Smart device Ceiling Mount Option