Listen to Dil Ko Hain Yakin Instrumental online. Dil Ko Hain Yakin Instrumental is an Instrumental language song and is sung by Ayan Sengupta. Dil Ko Hain Yakin Instrumental, from the album Echoess of Bollywood Grooves, was released in the year 2025. The duration of the song is 3:38. Download Instrumental songs online from JioSaavn.