Antec Mobile Products (A.M.P.) is a division of Antec, a market leader in PC hardware. A.M.P. designs devices that not only change the way people experience life through their mobile devices, but do it in a style that it is attractive and durable. Benchmark Reviews has recently had the opportunity to examine one of A.M.P.'s latest products, the SPZero: a Bluetooth portable speaker with it's own proprietary speaker driver.