The Polycom Trio C60 is a SIP compatible IP conference phone that connects to your IP PBX or compatible hosted service provider. It provides natural flowing conversations with no clipping or interruptions. The Trio C60 features a large touchscreen, integrated Bluetooth and Wi-Fi, Gigabit Ethernet, 20 foot microphone pickup range, and wideband audio for crystal clear conversations. With the addition of optional expansion microphones, it can accommodate longer conference tables and larger conference rooms.