| Country | Kosovo |
|---|---|
| Broadcast area | Kosovo Albania North Macedonia United States |
| Programming | |
| Language(s) | Albanian |
| Picture format | PAL HDTV 1080i |
| Ownership | |
| Owner | 21 Media |
| Sister channels | TV21 (North Macedonia) 21 Plus 21 Popullore 21 Mix 21 Junior 21 Business |
| History | |
| Launched | May 11, 1998 (radio) September 22, 2000 (television) |
| Links | |
| Website | rtv21 |
Radiotelevision 21 (Albanian: Radiotelevizioni 21), abbreviated as RTV21, is a broadcaster and media company based in Pristina, Kosovo, which includes a radio (est. May 11, 1998), a television station (est. September 22, 2000), and six sister stations. Its launch in online radio made it the first Albanian station to air over the internet.