Positive Grid Spark 40 With Bag - Used AC93021 and with 600W power handling

and with 600W power handling

Variable high-pass filterfor best sound and feedback control

Turn the Filter down and allow the natural brightness of your instrument to shine through

With 88 keys

hotrodded shred machine

Positive Grid Spark 40 With Bag - Used AC93021 and with 600W power handlingSpark is a 40 Watt combo with bass, mid and treble tone stack controls, plus mod, delay and reverb effects, tone starter preset programs, a built in tuner, tap tempo and more. The Spark amp and app work together to learn your style and feel, and then generate authentic bass and drums to accompany you. The Positive Grid amp comes with the original carrying case, USB cable and power supply.