... keys, a single finger to achieve write functions, multi-finger to achieve gesture recognition, can achieve next page, write, erase, zoom, ... multi-fingered hand gesture recognition, gestures can be used to achieve next page, exit, write, erase and other functions. 6. Word ... operations. 11.The software be about 12 kinds language:English,Arabia,Spanish,Italian,France,Germany,Japanese,Russian and so on ...