The Sony Reader PRS-T3's screen size is 6 inches with 758 x 1024 pixels resolution.
Internal memory is 2 GB. An external, MicroSD, MicroSDHC (up to 32 GB) expansion slot is available for increased storage capacity.
The e-reader is powered by a Lithium-Ion (Li-Ion), 1000 mAh battery. Battery life is rated for up to 30 hours reading time according to Sony's.