large-precision touchscreen with beamforming microphone and front-going through soundbar for immersive Discovering in any classroom. “Màn hình tương tác cao cấp ViewSonic collection IFP70 thiết bị nên https://zubairkkds698173.thekatyblog.com/28946212/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview