The SP0256-AL2 produces all 59 phonemes of the English language plus 5 pauses of different durations. This is the simplest approach to universal speech synthesis and the speech quality makes for a good robot voice. Each of the phoneme's speech patterns are individually addressable, making the SP0256-AL2 capable of saying anything that can be said in the English language. This chip is rare and getting harder to find! Features: Cool "Retro" Robotic Speech * Stand Alone Operation with inexpensive support components * Allophone Synthesis. 1 Each SPO256-AL2 Chip DIYSPOIC$49.99 SPO256 Data Sheet (PDF) Copyright © 2003-2009 E-Clec-Tech. All rights reserved. All other materials and logos are copyrighted by their respective owners, or companies.