Pedro Antonio Rojas, Jr., known as Tonedeff, is an American rapper, producer, singer-songwriter, and record executive born in Newport News, Virginia on December 14, 1976. He began writing songs at nine and formed The RBM Crew in 1989 after moving to Miami. Tonedeff's breakthrough came in 1993 when he won a national talent search on The Arsenio Hall Show. He recorded his debut solo project, The Monotone EP, during his time at Full Sail Center for the Recording Arts. In 1997, Tonedeff founded QN5 Music and released his first album, Hyphen, a few years later in 2001. Throughout the early 2000s, he collaborated with artists like CunninLynguists and PackFM, releasing notable albums such as Underscore (2003) and Archetype (2004). Tonedeff gained national recognition performing at Lollapalooza in 2006. After a hiatus focusing on QN5 Music, he released Cold.Killed.Collected (2011), compiling his work from 2005 to 2010.