large-precision touchscreen with beamforming microphone and front-experiencing soundbar for immersive Discovering in any classroom. “Màn hình tương tác cao cấp ViewSonic Series IFP70 thiết bị nên đầu https://miriamoyni302702.win-blog.com/9005246/about-viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard