POLYCOM EF2211

* Includes a telephone hybrid, with noise cancellation, for adding phone calls to conferences * One microphone/line input, two line inputs, three line outputs * Country specific telephone configuration settings allow use almost anywhere * 10-watt power amplifier for driving audio in the room * Industry-leading acoustic echo and noise cancellation ensures the highest possible audio quality between sites * 19 x 10 matrix with arbitrary cross point gain values

Features and Benefits * Improves the overall audio quality of existing conferencing installations * Ambient noise cancellation on microphone/line input and telephone receive audio * Five-band parametric EQ on microphone/line input and line output * Up to 32 user configurable presets, 16 factory presets, and 256 macros for flexible control * Can link with Vortex products: Vortex EF2280, Vortex EF2241, Vortex EF2210 and Vortex EF2201 * Patented noise cancellation algorithms dramatically reduce ambient noise in the audio sent to other sites