Digital's DECtalk speech synthesis technology is now available in an external, portable product that allows individuals who are blind or vision-impaired to access a variety of computer systems. The DECtalk Express is the microprocessor and DSP based unit which is intended for use with "screen access" software and allows the user to hear both keyed input as well as other material displayed on the monitor screen via the natural-sounding DECtalk speech synthesis output. The serial port allows for use with a personal computer (IBM or compatible,) laptop, notebook, palmtop, workstation and Apple or Macintosh computer. The product can also be utilized to address text-to-speech synthesis needs requiring an industry standard serial line interface. ??The DECtalk Express is often said to be the best speech synthesizer on the market. Its human quality speech is clear and easy to understand. Works with many different screen access and speech programs.