Positive Grid Spark Control Official Spark App Exclusive Bluetooth Wireless Footswitch for Guitar

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Compatible with 9V power supply Connect to Spark app via Bluetooth to control amplifier Assign and change any preset with the switch. Assign and turn on/off any effect. Play/stop/pause songs/backing tracks. Integration with Spark App for iOS and Android *App must be used to connect Sprak Control and Spark amplifier [Go beyond Spark with wireless control] Spark Control is equipped with innovative features that go beyond traditional foot controllers. No complicated settings required. No cables required.