"Heartbeat" is a digital single by Amber and Luna. It was released on October 2, 2016 as the STATION's 34th release. It is a collaboration with Ferry Corsten and Kago Pengchi and was used as the theme song for the "Spectrum Dance Music Festival".
- "Heartbeat" (feat. Ferry Corsten & Kago Pengchi) - 3:26
- "Heartbeat" (feat. Ferry Corsten & Kago Pengchi) (English version) - 3:26