The GTX-7 Footswitch was developed for use with Mustang GTX amplifiers allowing users to select various presets and effects from the floor. Looper buttons access the amp s Record, Play, Overdub, Stop and Undo functions Tap Tempo is accessible for time-based effects and the chromatic tuner is also selectable on demand. Removable cable with 1/4 plugs included. BANK UP/ DOWN SWITCH: Functions in Preset Mode; Pressing switch and releasing will bank up by 5 presets press and hold will bank down by 5 presets MODE/TUNER SWITCH: Pressing switch and releasing will switch between three of the modes (Looper Effects Presets); press and hold will switch to Tuner mode FUNCTION SWITCHES: These five numbered buttons enable selection and foot control of the different functions depending on selected mode. All functions will be activated on down-press. Tap on the currently selected preset to change the preset Tempo. The PRESETS mode LED will flash to indicate tempo DISPLAY SCREEN: Shows preset selected effects mode and tuner. MODE LEDS: These three LEDs at far right indicate which of three modes is in use Looper (Green) Effects (Amber) and Presets (Red). FUNCTION LEDS: Series of 5 red LEDs along the top of each function switch just below the DISPLAY SCREEN that indicate various functions in use. ¼ Jack for TS cable connection to compatible amp BANK UP/ DOWN SWITCH: Functions in Preset Mode; Pressing switch and releasing will bank up by 5 presets press and hold will bank down by 5 presets MODE/TUNER SWITCH: Pressing switch and releasing will switch between three of the modes (Looper Effects Presets); press and hold will switch to Tuner mode FUNCTION SWITCHES: These five numbered buttons enable selection and foot control of the different functions depending on selected mode. All functions will be activated on down-press. Tap on the currently selected preset to change the preset Tempo. The P DISPLAY SCREEN: Shows preset selected effects mode and tuner. MODE LEDS: These three LEDs at far right indicate which of three modes is in use Looper (Green) Effects (Amber) and Presets (Red).