superior-accuracy touchscreen with beamforming microphone and front-experiencing soundbar for immersive Studying in almost any classroom. “Màn hình tương tác cao cấp ViewSonic collection IFP70 thiết bị https://monicafnhp422850.anchor-blog.com/10004677/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview