Looking for seamless control of your Positive Grid Spark amp or other Bluetooth-enabled devices This used Positive Grid Airstep Footswitch is in good condition and offers hands-free wireless control with five responsive footswitches. With built-in Bluetooth and USB connectivity, it supports Spark Amp control, MIDI commands, looper functions, and more. The rugged metal chassis ensures durability for home or stage use, while the long-lasting rechargeable battery offers up to 30 hours of usage on a single charge. Compact and lightweight, it's ideal for musicians on the go looking to expand their setup with versatility and ease.