It primarily operates as an online platform for audio consumption, providing a wide range of podcasts and music programmes for a target audience of loosely 20-30 year olds.

[3] The station began broadcasting on 13 January 2006 under its original name Czech Radio 4 – Radio Wave, both digitally and with an analogue VHF transmitter for Prague.

[4] The playlist of the on-air broadcast consists mainly of electro-pop, alternative rock, rap, dance and urban music.

The daytime stream is complemented by genre programmes (funk, hardcore, hip hop, dub, world music, rap, trap, etc.)

Public affairs programmes and podcasts cover culture, cuisine,[5] LGBT+,[6] entertainment, fashion, education, religion, travel, lifestyle and social events.