High-precision touchscreen with beamforming microphone and front-struggling with soundbar for immersive learning in any classroom. “Màn hình tương tác cao cấp ViewSonic sequence IFP70 thiết bị nên đầu https://phoenixdgrb147104.blogs100.com/29647117/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-for-dummies