Samsung Captivate Android Phone 2011 : Fast 3G connectivity via AT&T's HSDPA/UMTS network (850/1900 MHz bands; 3.6/7.2 Mbps speeds with network availability).
Ultra-fast Wireless-N Wi-Fi networking (802.11b/g/n) for accessing home and corporate networks as well as hotspots while on the go. Connect for free using one of the over 20,000 AT&T Wi-Fi hotspots nationwide.
5.0-megapixel camera/camcorder with auto-focus and HD video recording (720p)
16 GB internal memory
Memory expansion via microSD card slot with support for optional cards up to 16 GB.