AR204 is one of the OKI's Speech Data Development Tools. It composed with a voice analysis and editing board, a simplified ROM writer, and a voice editing software called "VoicePRO2". The voice analysis and editing board is to be inserted in the expansion slot of PC. The VoicePRO2 editing software can be easily installed on your desktop and allows you to produce a high quality voice file by using the mouse and the menu commands, as you watch/examine the voice waveforms on the display screen