Product Description Brand Boxlight Country/Company of Origin USA Model Name ProColor 554U Active Screen Size (Diagonal) 55 inch Active Area 1209.6 × 680.4 (mm) Viewing Angle 178°(H/V) Brightness 400 nits Display Resolution 4K (3840 x 2160) Tempered Glass Zero-Bonding 9H tempered 3.2 mm Thickness Contrast Ratio (Typical) 1200:1 Back Light Life (Typical) 50,000 hours Aspect Ratio 16:9 Response Time 8ms Operating System Android 11.0 Android System Memory 4GB/8GB Android Storage 32GB/64GB Built-in Wireless Module WiFi Version 6.0 802.11ac/g/g/n/a/ax 2.4GHz/5Hz & Bluetooth Version 5.0 Screen Share Screen Mirroring up to 9 devices Touch Technology Infrared touch Number of Touch Up to 40 single-point users or 20 dual-touch Input HDMI 2.0 x 3, VGA x 1, Audio 3.5mm x 1, RJ45 x 1 Output HDMI x 1(Optional), Audio 3.5mm x 1, SPDIF x 1 USB USB 2.0 x 1, USB 3.0 x 4, USB 2.0 Type-B for Touch x 2, USB Type-C x 1 Data and Control: RS232 x 1, LAN RJ45 x 1 Sound Channel & Speaker 2 Channel & 2×16 Watt Power Consumption(typ.) 153 W Accessories Remote Control with Battery, Power Cord, 2x Touch pen, Touch Cable (USB to USB), HDMI cable, Wall Mount Warranty Parts 3 years Warranty
