Product Description Main features: 1, using direct type LED light source technology display brightness: 700cd / m2, contrast ratio: 3000: 1, color temperature: 10000K; 2, can support up to 256 screen wall; 3, ultra-narrow seam in 5.3mm, and a border compensation, to restore the true picture height; 4, high-resolution, single-screen up to 1920X1080; 5, long life, stable operation, no burns, trauma, low maintenance costs; 6, rich input output interface, VGA, HDMI, YPbPr, AV interface terminals; 7, the new ultra-wide extension of technology to ensure the watch in the vertical and horizontal viewing angle of 178 degrees image without distortion, no color distortion. Product Specifications Technical Specifications ONS-SD550T panel LCD screen 55-inch screen size parameter resolution 1920x1080 Aspect Ratio 16:09 Brightness 700cd / m2 Contrast 3000: 1:00 178 ° viewing angle 6ms response time following color 16.7M (8bit) signal composite video input / (AV) 2 (BNC × 2) Component (YUV) input (YPbPR) 1 (BNC × 3) D-15-pin RGB input (VGA) 1 signal input DVI 1 HDMI 1 composite video input / (AV ) 2 (BNC × 2) control to control the type of real-time monitoring RS232 loop control indicator Operating Environment Operating temperature 0 ℃ ~ 50 ℃ Operating Humidity 20% to 80% average uptime 60,000 hours Power supply voltage 100V ~ 240VAC power operation Standby power consumption ≤300W ≤3W size unit size (mm) 1215.3 × 686.1 × 99 patchwork size (mm 5.3mm built-in fan 2 (DC12V 0.5A × 2) Net weight of about 25kg to install wall-mounted accessories customized according to the needs of the cable (ledge) customized products according to the needs of application monitoring center: public security, finance, energy, transportation, mining, government, business and other monitoring and dispatching center public display: airports, railways, subways, highways and other transportation industries, libraries, museums, zoo, shopping malls and other places show business presentations: TV studio, large-scale performances and commercial exhibition, hotel lobby, enterprises office lobby, meeting rooms for military research: scientific research and educational institutions, medical institutions, military operational command, weather Geographical Survey