Feature:1. FOR JVS TO USB CONTROLLER ADAPTER: For IONA US is a board to connect USB gamepads to for JVS based arcade systems. For JVS based system having standard power supply, video and sound outputs, such as for exA Arcadia, for Taito TypeX2, with the controller adapter, you can use standard USB gamepads to play games.2. COMPATIBLE DEVICES: For JVS to USB controller adapter is compatible with for Xbox 360, for Xbox One series, for PS4, for PS3, for switch controllers. Custom Button Layout, map at most 12 physical buttons to arbitrary logical buttons for JVS. Rapid fire,enable rapid fire mode per each physical button.3. STORAGE AND RECOVERY: For Persistent Configurations, store and restore at most 10 configuration sets of button layout, rapid fire settings, and it's speed. Firmware Updates, For bug fixes, or to improve compatibility, firmware updates are available.4. TWIN STICK MODE: When a for PS4 controller is connected to the 1P USB port, pushing for PS button switch operation mode between the normal mode and the twin stick mode. When a USB keyboard supporting boot mode, though almost all keyboards will support, is connected, for IONA switches to mahjong mode.5. OPERATION MODES: For IONA runs in the normal mode. Operation modes are transited by pressing TEST and SERVICE buttons on the for IONA board. Normal mode (LED blink or on, depending on JVS bus state). Works as a JVS I/O controllers with chosen settings.6. LAYOUT CONFIG MODE: On pushing TEST and SERVICE together, it enters the layout config mode. you need to press both for at least 0.5 and at most 5 seconds together. You dont need to push them exactly together, e.g. keeping TEST down and clicking SERVICE will work.7. CONTINUOUS SHOOTING CONFIG MODE: You can press multiple physical buttons for which rapid fire is enabled. Similarly, timing should not be exact. You can try multiple time until existing from this mode. You can reset all settings and restore default settings by pressing TEST and SERVICE together outside the normal mode. LED flashes, then go back to the normal mode automatically.Specification:Item Type: For JVS To USB Controller AdapterMaterial: PCBColor: BlackSpeed config mode LED slow blink)You can choose rapid fire speed by button 1 - 6. Button 1 - 6 does not mean the physical buttons, but buttons mapped in the custom layout. Each button 1 - 6 are mapped to 30/20/15/12/10/8.5 fps. You can try any time until exiting from the mode. If you push multiple buttons, faster speed is taken. If release timing differs, the latter one is takenCall store config (LED off)You can enter the mode to call stored config by pushing SERVICE button outside the normal mode. Pressing button 1 - 10 in the custom layout recall the configuration set 1 - 10. Initial set for the factory setting is 1. You can recall another config again until exiting the mode by pressing SERVICE again. It returns to the normal mode if the firmware is older than 1.40 by pressing SERVICE. Otherwise, ver 1.40 and later, pressing TEST moves to the analog layout config modeAnalog layout config mode (LED fast blink)You can choose 6 inputs for analog signal reports. Analog input values are remembered as base values when you enter this mode. You can move an analog stick or a trigger that are recognized as analog inputs. You may want to move it right, down, or pushed for normal polarity. If you want to revese it, you can move it toward the opposite side. Once you stop moving the stick or the trigger and make it return to the original position, the input was recorded. You need to repeat the same steps for analog input 1 to 6, 6 times. You can quit this mode by pressing TEST, and following assignments are just skipped and previous settings are usedOptions config mode (LED blink)You can quit the settings mode by pressing TEST, but options will be set via P1 buttons on quitting the mode as below. The button number is logical one based on your customized layout. Default settings are all off.Package List:1 xfor JVS to USB Controller Adapter2 x Connector