With auto framing and face tracking function, it accurately natural, rich in detail. Built-in highly sensitive microphone array for 360° voice pickup with radius up to 5 meters, Wide coverage and clear reception. Built-in high power speaker AGC automatic gain Control, clear sound quality. Built-in Subwoofer to produce low pitched audio frequency for 3D Audio experience. All in one design with built-in wide angle 4K camera and optimized audio that easily accommodates huddle meeting spaces, the all-in-one conference camera lets you hear and see everyone during conference. Simple USB plug & play that works with any video conference application