Check the listing for details. RISC OS for Raspberry Pi Preloaded Class 10 Micro SD. Condition: Brand New. Listed at 15.00 USD. 32GB / 64GB / 128GB / 256GB Class 10 Micro SD with Full Size SD Adapter PreLoaded with Risc OS 5.2.8 For All Raspberry Pi ModelsA fast and easily customised operating system for ARM devices RISC OS is a computer operating system designed in Cambridge, England by Acorn. First released in 1987, its origins can be traced back to the original team that developed the ARM microprocessor.This is the official RISC OS distribution for the Raspberry Pi. RISC OS is a British operating system which was designed specifically for the ARM processor by the same team who created the original ARM. It is fast, compact and efficient. It is developed and tested by a loyal community of developers and users. RISC OS is not a version of Linux, nor is it in any way related to Windows. It has a number of unique features and aspects to its design.(All cards ship in an anti-static bag, with snap-case and adapter in a bubble mailer) Shipping Information: I will ship within 24 hours of receiving paymentFree Shipping Via: USPS First Class Mail in a Bubble Mailer with Tracking>>>>>>> Disclaimer: