large-precision touchscreen with beamforming microphone and entrance-facing soundbar for immersive Studying in any classroom. “Màn hình tương tác cao cấp ViewSonic Series IFP70 thiết bị nên đầu tư https://fayxfax059901.blazingblog.com/29089744/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-options