significant-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 https://tiannahwak261748.idblogz.com/30126640/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview