The Sound Station 2, Polycom's next generation conference phone, is redefining the standard for businessquality voice conferencing. With industry-leading full duplex for natural, simultaneous two-way conversation, the Sound Station 2 will exceed your expectations in medium to small conference rooms. Delivering remarkable voice quality equal to the Sound Station Premier & a 50% increase in microphone sensitivity over the award-winning Sound Station, users can speak in a normal voice & be heard clearly up to ten feet away – making every call a more productive call. There are three Sound Station 2 models: Sound Station 2, nonexpandable, Sound Station 2, non-expandable, with display, & Sound Station 2, expandable, with display. Sound Station 2 provides users with advanced features, including a large backlit display that offers easily visiblecall information & telephone functions. Smart technology, such as Dynamic Noise Reduction (DNR), provides maximum microphone sensitivity, while reducing distracting room & background noise. & the Sound Station 2 offers 360-degree microphone coverage with intelligent mixing – so only the microphone closest to the speaker is on for crystal clear conferencing. Add traditional telephone features like redial, mute, transfer, & hold & you have a conference phone that's also familiar & easy to use. Plus, the Applications Port means that you can connect your Sound Station 2 to your mobile phone for productive conference calls over mobile phone networks, & to your computer for making calls over the Internet. Warranty: 12 months Features & Benefits Patented Polycom Acoustic Clarity technology delivers remarkable voice quality & natural, free flowing conversations to make your voice conference calls more productive & enjoyable Unlike a deskset speakerphone, a true conference phone such as the Sound Station 2 is designed for group communications, which is critical in today’s global business environment Up to 10-feet (3.5-meter) of 360-degree microphone coverage, ideal for small to midsize conference rooms. EX model can add optional expansion microphones for even greater pickup range Resists interference from mobile phones & other wireless devices while delivering clear voice conferencing with no distractions Applications Port connects to mobile phones for dialing from rooms without an analog phone line, & connects to a PC to become a high-quality conference phone for Internet calling* As easy to set up & use as any standard telephone, with no technical knowledge required Supports traditional telephone features such as redial, mute, transfer, & hold.