Storage capacity: DDR128MB, Memory 4GB, support TF card expansion Basic functions: GPS, EDOG, MP3, MP4, games, etc. Storage capacity: DDR128MB, Memory 4GB, support TF card expansion Basic functions: GPS, EDOG, MP3, MP4, games, etc. Screen size: 5.0 inch HD TFT, the main chip Centrality A5Storage capacity: DDR128MB, Memory 4GB, support TF card expansionBasic functions: GPS, EDOG, MP3, MP4, games, ...