Designed and developed by a team of industry leaders that have been instrumental in the 12-Volt Industry for over three generations. OUR PRODUCTS VL3200.5 Read more VL20004 Read more VL12004 Read more VL4000D Read more VL3000D Read more VL2000D Read more VL1500D Read more VL1000D Read more 100% of ALLIANCE Audio amplifiers are tested prior to packaging.