Viewsonic VSD221, 55.9 cm (22"), Full HD, Texas Instruments, 1 GB, 8 GB, Android 4.1 Viewsonic VSD221. Product type: All-in-One PC. Display diagonal: 55.9 cm (22"), HD type: Full HD, Display resolution: 1920 x 1080 pixels, Touchscreen. Processor family: Texas Instruments, Processor frequency: 1.5 GHz. Internal memory: 1 GB, Internal memory type: LPDDR2-SDRAM. Total storage capacity: 8 GB, Storage media: Flash. Built-in camera. Operating system installed: Android 4.1. Product colour: Black