INTRODUCTION
© Polycom, Inc. 3 VORTEX EF2211/EF2210 Reference Manual
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F
EATURES
 
AND
 B
ENEFITS
• 1 mic/line input, 2 line inputs, 3 line outputs
• Includes a telephone hybrid, with noise cancellation, for adding phone calls to 
conferences
• Country specific telephone configuration settting allow use almost anywhere
• 10 Watt power amplifier for driving audio in the room
• Industry-leading acoustic echo and noise cancellaltion ensure the highest possi-
ble audio quality between sites
• Includes matrix mixer with arbitrary cross point gain values
• Ambient noise cancellation on mic/line input and telephone receive audio
• 5-band parametric EQ on all inputs and outputs
• Up to 32 user configurable presets, 16 factory presets, and 256 macros for flexi-
ble control
• May be linked with other Vortex devices via the EF Bus including EF2280, 
EF2241, EF2211, EF2210, EF2201, or other Polycom products