Designed for small meeting rooms of up to 5 people, the Trio 8300 offers full-duplex high-quality conference calls enhanced with core Poly signature audio technologies for echo cancellation, noise reduction, and active voice detection. This conference phone features a 3.5-inch LED display with a 12-key keypad and has a built-in 3-array microphone to accomplish the 360-degrees 12 feet (3.7 meters) voice pick up range. It provides Bluetooth, Wi-Fi (2.4Ghz and 5Ghz), USB, and IP connectivity combined with a user-friendly user interface for flexibility and convenience. The future-proof architecture ensures compatibility with most upcoming video conferencing and content sharing accessories.