Amazon.com: Samsung Business QB75R 75 inch 4K UHD 3840x2160 LED Commercial Signage Display for Business with HDMI, Wi-Fi, 350 nit (LH75QBREBGCXZA), Black : Industrial & Scientific
Pantalla Gran Formato Samsung QB75R 189,2 cm (74.5") LED 4K Ultra HD Tizen 4.0
Open Box Samsung 75" Commercial LED LCD Signage Display (4K) QB75R ✓❤️️✓❤️️ READ | eBay
Black QB75R Samsung Interactive Flat Panel, For School, Size/Dimension: 1681.1 X 960.1 X 49.7 mm