3,5" is the most compact standard form factor for embedded SBCs. Fastwel' products are fanless, robust and have wide range of functions on a very small footprint.
CPB902 is a sub-compact single board computer with full PC functionality. The board is based on STPC Vega CPU 200 MHz and 32/128 MB of SDRAM.
СPB905 is a 3,5" single board computer based on AMD LX800 (500 MHz) CPU with PC/104 support (32-bit PCI and 16-bit ISA).