- Xsonic Airstep Kat Edition Wireless Footswitch for Katana Amps, smart multi controller / wireless footswitch for Boss Katana 50 / 100 / Head / Artist MKI & MKII, no setup required, works out of the box, change channels and toggle effects (Booster, Mod, FX, Delay and Reverb), wirelessly modify the amp sound with the BTS app, simultaneous control with GA-FC, connects to the amp via USB and to BTS app via Bluetooth, rechargeable battery guarantees 100 hours of use between charges, 2 switching ways (press, long-press) to trigger different actions, 5 footswitches with status LEDs, 30 m (98 ft.) wireless communication range, battery powered and rechargeable by 5V - 9V DC (200 mA), Power On/Off switch, power supply via optional 9V DC adapter, 2.1 mm x 5.5 mm barrel plug, polarity (-) center, robust aluminum extruded shell, USB Type-C socket, dimensions (L x W x H) 300 x 70 x 45 mm / 7.67" x 4.84" x 2.36", weight 650 g / 1.43 lbs,