large-accuracy touchscreen with beamforming microphone and front-dealing with soundbar for immersive Studying in almost any classroom. “Màn hình tương tác cao cấp ViewSonic sequence IFP70 thiết bị nên https://charliehjes643521.glifeblog.com/28993244/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview