... (L x H): 1018.08x572.67mmResolution: 1,920 x 1,080 pixelsContrast ratio: 3,500:1Brightness: 450cd ... ,Easy operation , can operate the system together with the software flexible,we offer free software;6, ... bad, only replace it with a new one; 13. Accessories:1 in 4 out VGA distributor 1,RS232 Convertor,RJ45 Convertor ... DID Spliced LCD Video Wall screen with LED Backlight and 1,920 x 1,080-pixel Resolution