Nuance Dragon NaturallySpeaking Professional 9 UPG NL, 語音辨識, 升級版, PC, 1024 MB, 512 MB, Intel Pentium / 1 GHz
Nuance Dragon NaturallySpeaking Professional 9 UPG NL. 類型: 語音辨識, 軟體類型: 升級版. 平台: PC, 最小硬碟空間: 1024 MB, 最小RAM: 512 MB. 支援介質類型: CD/DVD