Touchcomputer, screen size: 54.6 cm (21.5''), touch technology: Projected Capacitive, resolution: 1920x1080 pixels, VESA mount (100x100 mm), speaker, response time: 14ms, brightness 212.5cd, viewing angle 178/178°(H/V), contrast: 1000:1, Clear Glass, connection: USB (3.0, type A, 4x), USB-C, RS232, Bluetooth, Ethernet (10/100/1000 Mbit), Wi-Fi (802.11ax), audio, Intel Celeron, RAM: 8 GB, SSD: M.2, 128 GB, incl.: cable (RS232), power supply unit (external), power cable (EU, US), order separately: operating system, colour: black.