ITEM NAME:5 Axis MACH3 Stepper Motor Driver Breakout Board Repair Accessory with Cable Description: Support for and other computer software support parallel port control. USB power support and peripherals.1 Piece 5 Axis CNC Breakout Board with Optical Coupler. Can be accessed by a common cathode or common anode input level to 5V drive. 1 Piece USB Cable. USB power support and peripherals powered phase separation to protect computer secrity.