Polycom Sound Station Premier 200Conference PhoneTwoExternal MicrophonePorts Enable Future Extension Of Two EX MicsFull Duplex Operation Makes Conversation Natural And ClearInfrared Remote Control Offers One Touch Dialing From Up To 15 Feet AwayEcho Cancellation DeliversHandset QualitySoundHigh Fidelity Neodymium Speaker Has The Power To Fill Large RoomsNoise Reduction And Automatic Gain Control Remove Background Noise16-CharacterLCD DisplayHypercardioid Microphones Perform Up To 20dB Better ThanSpeakerphonesIntegrated Keypad Eliminates The Need For A Separate PhoneRequiresAnalog Telephone LineSoundStation Premierdelivers the world is best full-duplex audio quality for any conferencing situation it is the closest thing to handset audio quality.Polycom is full-duplextechnology allows you to talk and listen at the same time, just as naturally as if you were in the same room no clipping and no distortion like you get with ordinary speakerphones.SoundStation Premieris dynamic switching microphones activate only one console microphone at a time, dynamically switching microphones between active talkers up to 256 times a second. Having one active mic, like a handset, means better audio quality unlike othersummed micconferencing systems that give you thatin the wellsound. These are just some of the many features that makeSoundStation Premierthe leading conferencing solution. And now, with the newSoundStation PremierDialer, you can automatically dial contacts directly from your Palm handheld is contact database and use your Palm as a virtualSoundStation Premierremote control!Part Number:2200-01900-001Premier 200 Sound Station PolycomPolycom SoundStation Premier 200 has 2 microphone ports for extra coverage. ThePremier 200ensures the highest sound quality with 3 microphones and a digitally-tuned speaker for 360-degree coverage of an office or conference room.Polycom is Acoustic Clarity Technology uses digital signalprocessing with analog telephone lines to eliminate the clipping and fading that plague most speakerphones. This technology improves speaker and microphone performance over the full bandwidth of the telephone line, 300 Hz to 3,500 Hz.Other features that boost system sound quality includedynamic telephone-line echo cancellation, dynamic room-echo cancellation, signal depression, microphone switching and digital filtering of voice signals.Premier 200 also features a separate echo canceller for each of its 3 console mics, optimized local speech quality and sub-band echo cancellation for incredible stability, even at maximum volume.