🎙️ Vintage Texas Instruments TI-99/4A Speech Synthesizer Module (Model PHP1500) ~ Side-Car Expansion Peripheral ~ Fully Tested & Working ~ Barely Used ~ Great Overall Shape!

Up for sale is a vintage Texas Instruments TI-99/4A Speech Synthesizer Module (Model PHP1500). Plugs directly into the right-side expansion port of the classic TI-99/4A home computer system, bringing games and educational software to life with human-like digitized speech output. Barely used, fully tested, and verified in great working order!

Please read carefully before purchasing regarding functional status, physical condition, and usage history:

• Functional Status: FULLY TESTED & WORKING! Connects securely to the side expansion port and outputs clear, crisp synthesized speech audio when running compatible cartridges and programs.

• Cosmetic Condition: GREAT OVERALL SHAPE! Barely used module in clean, well-preserved physical condition. The silver and black housing, connector pins, and emblem display minimal signs of previous handling or shelf storage.

• Detailed Photos: Please inspect all high-resolution photos closely to evaluate the exact cosmetic condition, side connector pins, and housing prior to purchasing.

• Side-Car Expansion Module: Plugs directly into the side port of the TI-99/4A without requiring additional power cables or interface cards.

• Digitized Voice Technology: Built using TI's iconic LPC (Linear Predictive Coding) speech chip technology, adding speech synthesis to classic games like Parsec, Alpiner, and Moon Mine.

• Authentic Vintage Peripheral: Genuine original Texas Instruments hardware manufactured in the USA during the early 1980s home computing era.

• Brand / Manufacturer: Texas Instruments

• Model Number: PHP1500

• System Compatibility: Texas Instruments TI-99/4 & TI-99/4A

• Product Type: Speech Synthesizer Side-Car Module

• Country of Manufacture: USA

• Condition: Pre-owned ~ Barely Used ~ Great Overall Shape ~ Tested & Working ~ See Photos

We take great care in the packing process to ensure you receive the item just as expected. We pack exceptionally well with extra protective void fill, heavy bubble padding, and sturdy outer boxing to ensure safe delivery.