and I can live just fine without a looper. At first, I wondered if the latter was left off the spec sheet due to having no viable way of starting and stopping a loop, but Positive Grid’s Spark ...

with Positive Grid launching everything from the new and improved Spark 2 to the well-received four-channel portable PA that ...

The Spark 2 from Positive Grid looks like a miniature old-school ... If you want to truly live the wire-free lifestyle, you can buy a battery pack for $79 that gives you several hours of juice.