High-accuracy touchscreen with beamforming microphone and front-dealing with soundbar for immersive Studying in almost any classroom. “Màn hình tương tác cao cấp ViewSonic collection IFP70 thiết bị nên https://lawsongemw036708.blogsumer.com/29252276/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview