4am quartet

Founded in 2005. Edward is originally Prasetya Trio. Shown for the first time in the Jazz Week Priangan - 2005. Following the Jazz in the window of the year with guitarist Janapria Dion, who just returned from the Netherlands, who attended as additional. Edward the ITB students so attracted to the music of jazz decided to take leave for two semesters.

Attendance keyboardist Sonny Akbar to mark the birth 4 AM Quartet, and the first to appear before the public on the Jazz Ramadan, October 2005. 4 AM, begin known outside of Bandung when they appear in the New Generation Mezzo Jazz Award Competition, 2006, and in the arena of Java Jazz in 2007 with a team from the Bandung KlabJazz. Color music they grow and develop; mainstream standard, Guitar, Fusion Funk, until the post-BOP collecting all their characteristic color. The repertoire of works using non-standard, such as Enter Sandman from the group Metalicca or from the Black Dog Led Zeppelin makes the 4 AM start sought by the Quartet young servant who originally pleaded not even like jazz, to start hanging post BOP jazz music.

In November 2007 in Bandung, 4 AM Quartet without the laborious work had to audition Road Jack Jazz play in 2007 even without including the amount guitarist Edward Prasetya [appear to be playing with Salamander Big Band].

John Scofield, Pat Metheny and guitarist Kurt Rosenwinkel is a role model Edward. Meanwhile, Sonny Akbar to act like a teacher who had a piano maestro Bubi Chen, is no longer a shadow Herbie Hancock. Outside 4 AM, Edward Prasetya is also a guitarist still Salamander Big Band, while Edward made since the end of May 2008 officially replaced Ofik Taufik a drummer BOP Vivant.
Following the crisis bass players who come silih switch, muai early July 2008, 4 AM presume to appear trio; 4 AM Trio. Bass voice to temporarily replaced by using the keyboard played by Edward Prasetya and Sonny Akbar.