superior-precision touchscreen with beamforming microphone and front-going through soundbar for immersive Discovering in almost any classroom. “Màn hình tương tác cao cấp ViewSonic Series IFP70 thiết bị https://tasneemznxv141684.theobloggers.com/35745544/about-viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard