NEC InfinityBoard 2.1. Display diagonal: 190.5 cm (75"), Display brightness: 500 cd/m², Display number of colours: 1.073 billion colours. Operating system installed: Windows, Operating system version: 10 Pro, Processor frequency: 3 GHz. Speaker power: 40 W. Top Wi-Fi standard: Wi-Fi 5 (802.11ac), Wi-Fi standards: Wi-Fi 5 (802.11ac), Ethernet LAN data rates: 10, 100 Mbit/s. Product colour: Black, Panel mounting interface: 400 x 400, 400 x 600 mm, Certification: CE; EAC; EMC B; FCC; RCM; REACH; UL/C-UL