Listen to 4G Kanwar Lachake online. 4G Kanwar Lachake is a Bhojpuri language song and is sung by Ravi Raj. 4G Kanwar Lachake, from the album Bolbum Bolat Chala, was released in the year 2023. The duration of the song is 3:23. Download Bhojpuri songs online from JioSaavn.