X3Max V2 2GB Combo w/ Toggle Switch The X3 Max has 128k of programming flash memory, 32BIT MCU, 16K of RAM, and natively supports Micro SDHC for future expansion UPTO 32MB. Now With 2GB Flash Memory (just like a USB Thumb Drive). Easy to use installer and GUI takes you step by step. Includes 2GB Micro SD and X3Max Toggle Switch *firmware for MicroSD storage coming coon from mfg