High-precision touchscreen with beamforming microphone and front-facing soundbar for immersive Understanding in any classroom. “Màn hình tương tác cao cấp ViewSonic sequence IFP70 thiết bị nên đầu tư https://sidneyhuwq461962.webbuzzfeed.com/30165648/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-things-to-know-before-you-buy