Free delivery and returns on eligible orders. Buy Archos Gmini 20GB Pocket Multimedia/Games Player at Amazon UK. Jump to Gmini - The first audio device to hold a color LCD screen as well as photo, audio and video playback capacities, the Gmini was Storage: 20 GB. The Archos Gmini is a terrific little personal media player. It's easy to use, with a very good (if somewhat small) screen.