Duplex peripheral capable of processing large-size and small-size documents

摘要: A duplex peripheral comprises: a passage; feeding mechanism transporting medium into the two scanning modules disposed on sides of passage and acquiring front reverse side images medium, respectively; through past modules; control module, electrically connected to modules, mechanism, digitizing image image; an output unit receiving outputting images. width that can be accommodated within is greater than or equal short A4 size sheet. The defines transportable gap smaller A7