... 2).Analog 5.1 ch 3).USB, double game interface 4).Memory card 5).Two 3-inch speakers home dvd player ... digital AC-3 surround sound decoder3) Fully compatible with SD, MMC, MS, MPEG-4, SVCD, VCD, DVCD,CD, HDCD, CD-R, CD-RW ... control/English users manual NEWLY DIVX DVD player with USB SD