... AV-in slot 3) CPU: Centrality Atlas-V, dual-core, CPU ARM11 500Mhz 6.2 inch GPS Navigation with FM/AM ... CPU ARM11 500MHzVideo play: support WMV9, MPEG4, Divx 5.0, 4.0, 3.11, Xvid, MPEG2, .WMV,.ASF, .AVI formats ... stereo earphone output, built-in hi-fi 1.5 W speaker, controllable volume Support SDHC/SD/MMC ... TXT format electronic text reading. 6.2 inch GPS Navigation with FM/AM Built in 4GB Flash