Just plug your guitar into your audio interface ... It's not necessary to use the Spark 2, but you'll need the app if you want to download or create new tones from the many pieces of modeled ...

The amp fared well, and proved its versatility regardless of what instrument you plug into ... from the Spark 2's extensive range of innovative features available through the Spark app.

The Positive Grid products I've tested out over the past year have impressed me in many ways, but what makes them really special are the many features accessible through the Spark app on IOS and ...

In the Tapo app, energy-monitoring and run-time reports appear on the plug’s home screen, so you can track how long you use a device and how much power it consumes. They aren’t banned.