LINGHUFOX 75" Smart Whiteboard, All-in-One Collaborative Digital Electronic Board for Classroom and Office, 4K UHD Touchscreen Digital Whiteboard with Open App Ecosystem(Board+Conference Camera+Stand)

LINGHUFOX 86in Interactive Whiteboard, All in One Electronic Board for Classroom and Office, 4K UHD Touchscreen Digital Smart Board with Camera and Mics for Collaboration (Smart Board+Movable Stand)