Persh – Sleep My BrotherBy Hard Techno / July 19, 2025 Genres: Hard Techno Label: SMR Underground Artists: Persh Release date: 2025-07-03 Catalog #: Download Listen and download Persh – Sleep My Brother Download Detailed info Persh – Sleep My Brother from SMR Underground.Key: E major. BPM: 140. Duration: 9:37. ISRC: US83Z2525233. Persh – Velvet 303 from SMR Underground.Key: G minor. BPM: 126. Duration: 7:13. ISRC: US83Z2525234.