superior-accuracy touchscreen with beamforming microphone and entrance-going through soundbar for immersive Understanding in almost any classroom. “Màn hình tương tác cao cấp ViewSonic collection IFP70 https://haariszpwk887170.ja-blog.com/29333578/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview