Roy Ziv demonstrates Smart Jam technology and how to use backing tracks for guitar using the Positive Grid Spark amp.
Get 25% off Spark pre-orders: [ Ссылка ]
![](https://i.ytimg.com/vi/tLAdD9IRPQE/maxresdefault.jpg)
Roy Ziv demonstrates Smart Jam technology and how to use backing tracks for guitar using the Positive Grid Spark amp.
Get 25% off Spark pre-orders: [ Ссылка ]