Meet the USB Armory: an open source USB stick computer with information security in mind. It features a 800MHz ARM processor and 512MB RAM in a tiny form factor. This USB stick offers support for various Linux distributions and has an open hardware design. You can boot off of a microSD card if present or via USB serial downloader.
Here is a summary of what the USB Armory offers:
- Processor: Freescale i.MX53 ARM® Cortex-A8 800MHz
- RAM: 512MB DDR3 RAM
- Power: USB host powered
- Dimensions: 65mm x 19mm x 6mm
- 100% open source hardware
- user-controllable LED
- 7-pin breakout heade
- microSD card slot
You can get yours for as low as $130 on Crowd Supply.