Conference Phone Flexibility: Video conferencing and content sharing can be easily added, ensuring future-proof flexibility. And USB and Bluetooth are built in—so feel free to bring your own device. Outstanding Audio: Hear every inflection, without the distracting background noise. Room filling audio up to 22kHz (clarity of voice) with industry leading full duplex, echo cancellation, and noise reduction with intelligent processing for superior audio quality. Microphones tuned for larger rooms, up to 20 foot pick-up range. Touch Display: 5 inch color touch display puts familiar easy-to-use icons and user controls at your fingertips.