This speech synthesizer was designed specifically for Texas Instruments TI-99/4A home computer. It allows for quick and easy text-to-speech conversion, making it a valuable addition to any vintage computing collection. With its compact design and seamless integration with the TI-99/4A, this speech synthesizer is a rare find for enthusiasts of vintage computing.

The brand of this speech synthesizer is Texas Instruments and the model number is PHP1500. It falls under the category of Computers/Tablets & Networking, Vintage Computing, and Vintage Computers & Mainframes. This speech synthesizer is a great tool for anyone looking to enhance their vintage computing experience.