In-machine storage capacity:

A3 blue 1.98-inch/WIFI edition [unlimited books]]

A3 pink 1.98-inch/WIFI version [unlimited books]]

A3 Blue 1.98 "/WIFI Edition [All Disciplines for Questions and Answers]]

A3 Pink 1.98 "/WIFI Edition [Search and Answer All Subjects]]

A3 black 1.98 inch/WIFI version [search questions and answer all disciplines]]

A16 Pink Blue WIFI Edition "Unlimited Books]

A8 White Blue 1.44 "/WiFi Edition [Special Price] Unlimited Books

A15 Offline WIFI Edition Black 1.97 "[Synchronous Video Search Question Answering]]

A15 Offline WIFI Edition Blue 1.97 "[Synchronous Video Search Question Answering]]

A15 Offline WIFI Edition Pink 1.97 "[Synchronous Video Search Question Answering]]

A20 Offline WIFI Edition Black 3.69 "[Synchronous Video Search Question Answering]]

P600 Offline WIFI Edition Black/White 3.69 "[Synchronous Video Search Question Answering]]

A21 Offline WIFI Edition Black 3.69 "[Synchronous Video Search Question Answering]]

A13 offline WIFI version gray 4 inch [synchronous video search question answering]]

A13 Offline WIFI Edition Blue 4 "[Synchronous Video Search Question Answering]]

A13 Offline WIFI Version Pink 4 "[Synchronous Video Search Question Answering]]

A29 Offline WIFI Edition Blue 4-inch [Photo Search Synchronization Video Search Question Answering]]

A29 Offline WIFI Edition Blue 4-inch [Synchronous Video Search Question Answering Without Photographing]]

A19 Black WIFI Offline Translation 3.99 "[Searchable] 8G

A19 Blue WIFI Offline Translation 3.99 "[Searchable] 8G

A19 Pink WIFI Offline Translation 3.99 "[Searchable] 8G

A26 Iron Grey WIFI Offline Translation 3.0 "[Synchronous Video Search Question Answering]]

A26 Blue WIFI Offline Translation 3.0 "[Synchronous Video Search Question Answering]]

A26 White WIFI Offline Translation 3.0 "[Synchronous Video Search Question Answering]]

A12 blue 1.98 inch/WIFI version [not limited to books]]