Tracklist Hide Credits
| A | Smooth (Original Club Mix) | 7:53 |
| B1 | Smooth (Airbase Club Mix)Remix – Airbase |
9:47 |
| B2 | Smooth (Original Radio) | 3:41 |
Barcode and Other Identifiers
- Barcode: 5 414165 011637
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| MREC010CD | iiO | Smooth (CD, Maxi) | Made Records | MREC010CD | US | 2004 |
| MREC 060 | iiO Feat. Nadia Ali | iiO Feat. Nadia Ali - Smooth (Remastered) (3xFile, WAV, Single, RM) | Made Records | MREC 060 | US | 2011 |
| 334 41202 | iiO | Smooth (CD, Maxi) | Bonnier Music | 334 41202 | Europe | 2004 |
| MREC 010 | iiO | Smooth (2x12", W/Lbl) | Made Records | MREC 010 | US | 2003 |
| MX 1433 (N) | iiO | Smooth (12") | Blanco Y Negro | MX 1433 (N) | Spain | 2004 |
