Tracklist
| Def.Con One (12" Version) | 4:40 | |
| Inside You | 2:38 | |
| She's Surreal | 4:20 | |
| Hit The Hi-Tech Groove | 5:01 |
Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Def.Con.One (12", Single) | Chapter 22 | PWEI 12001 | UK | 1988 | |
| Def.Con.One (12") | Chapter 22 | PWEI L12001 | UK | 1988 | |
| Def.Con.One (12") | BMG Arista / Ariola Limited | TDS 496 | Australia | 1988 | |
| Def.Con.One (7") | Rough Trade Germany | RTD 040 | Germany | 1988 | |
| Def.Con.One (7") | Chapter 22 | PWEI 001 | UK | 1988 | |
| Def.Con.One (7", Pro) | Chapter 22 | PWEI L001 | UK | 1988 | |
| Def.Con.One (7", Single) | Possum | 104943 | Australia | 1988 | |
| Def.Con.One (CD, Single) | Chapter 22 | PWEI CD001 | UK | 1988 |