Big Bang has been named as the new endorsement models for�Ludacris's luxury headphones line, 'Soul by Ludacris'. On September 22nd, Soul & Media Group, a Korean distributor for audio equipment, announced that Big Bang will be endorsing 'Soul by Ludacris' in Korea.� Starting today, the products will be up for pre-order on the YG E-Shop, G-Market, 11th Street, Interpark, GS Shop, AK Mall, and others. On September 29th, Big Bang and other top celebrities will also be attending the launch party for the brand. Big Bang also has a lot of fun promotional events lined up that fans can look forward to. Source + Photos: Jaekyung Journal via Naver