1. Preschool read Book 8 2. Reading by The Talking Pen 3. Story ... Games,etc 4. OEM 5. 32 pages per book Preschool Read Book This set of audio books including: National Studies, English ... the builtin standerd sound, it is very useful for children to learn language.specification(P1,P2,P3,P4):1. OID Head, use ... -Flash Memory;4. TF-Card, Can Expand Memory form 2GB to 8GB;5. USB, High speed USB2.0;6. Earphone, ...