SoundStation IP 5000 with Power Supply Polycom HD Voice technology makes your conference calls sound amazingly clear and bring life to the room The microphone picks up voice up to seven feet (2-meters) away and its compact footprint is designed for executive offices and a small conference room, with up to six participants It comes with Integrated Power over Ethernet (PoE) for easy installation. An optional AC Power Kit is also available It is the most feature-rich family of IP conference phones available, with advanced call handing, security, and provisioning features Its compatibility with a broad array of SIP call platforms means it maximizes HD voice quality and feature availability while simplifying management and administration