Here is a quote from windirt (the EZTeam representative on the US forums):
For gamers and collectors, We release the unique color bundle pack of EZ-FLASH4 best selling model. The bundle will be sold with one EZPASS3 and one EZ-FLASH4 Lite Deluxe with same color, the color will be: Crystal White, Enamel Navy, Noble Pink, Jet Black, Ice Blue.
note: The color and sticker of EZPASS3 in the picture only available in Bundle pack, not retail version.
For gamers and collectors, We release the unique color bundle pack of EZ-FLASH4 best selling model. The bundle will be sold with one EZPASS3 and one EZ-FLASH4 Lite Deluxe with same color, the color will be: Crystal White, Enamel Navy, Noble Pink, Jet Black, Ice Blue.
note: The color and sticker of EZPASS3 in the picture only available in Bundle pack, not retail version.