High-precision touchscreen with beamforming microphone and front-dealing with soundbar for immersive Studying in any classroom. “Màn hình tương tác cao cấp ViewSonic Series IFP70 thiết bị nên đầu tư https://anniehnjp640545.blogars.com/28635979/viewsonic-dubai-monitor-led-viewboard-digitel-display-classroom-whiteboard-an-overview