WT VoiceChip 3.4X series software is an independent development of a series of upper computer operation software by Guangzhou Weichuang Technology Co., Ltd. based on its own products. It can download voice information to the circuit with 25P80 FLASH storage device through a computer serial port or USB connection. The software integrates editing, control, and download in one, and can fully exert the function of the voice chip on the application circuit. The software is simple and convenient to operate, and the interface is humanized. Users do not need to learn more voice editing knowledge, and can fully learn how to use it in the shortest time.