1st Wave is a commercial-free Internet radio station provided by XM Satellite Radio. Its general content consists of alternative music, new wave music and other forms of "classic alternative" originally released in the late seventies, the eighties, and the early nineties. The internet player can be configured to either play more synthesizer-based music (e.g. synthpop, darkwave), or guitar-based music (e.g. punk rock, post-punk). It can also be configured to play more American artists or more European artists.