higher-accuracy touchscreen with beamforming microphone and entrance-facing soundbar for immersive Understanding in any classroom. “Màn hình tương tác cao cấp ViewSonic sequence IFP70 thiết bị nên đầu https://tomastecr690167.bloggazza.com/28696514/a-review-of-viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard