... system, 120W to 500W per channel. DescriptionsA series classD power amplifiers have three ranges: one channel, two channel and four ... of 120W, 240W, 350W & 500W.19, , Standard rack mount design in 2U height.The VA series classD power amplifiers are designed of switch power ... 120W, 240W, 350W & 500W by one, two and four channels* 19, , rack mount design of 2U height* Switch power technology for less ...