... Built in 4gb memory,Supports Up to 32gb.For E-book,Movies,Photos CT-VG520Main Features: Model No.CT-VG520Screen Size52inch ... the Movies anywhere you go 2.Supports Movies, Music,E-book,Photos 3.Easy Operation 4.No harm for eyes ColorBlackUnit ... Built in 4gb memory,Supports Up to 32gb.For E-book,Movies,Photos