* [[media:Speech Synthesizer (tape) (Dk'Tronics).zip|Speech Synthesizer (tape) (Dk'Tronics).zip]]
* [[media:DKSPEECH.ROM|DK'Tronics Speech ROM]](Amstrad BIOS Extension)* [[Media:Sp0256-al2-reversed-bit-order.zip|SP0256-AL2 ROM]] ('''caution''' - the bytes in the file are in reversed bit-order, ie. the "Target" values are unreversed, all other opcodes and parameters are reversed)
* [[file:DKTronics_Speech_Synth_Docs.pdf]] - DK'Tronics User Manual (English)