DSP controller for cnc router,USB connect,can be use without computer. Suitable for 3 axis. CPU: DSP Internal Memory : 512MB Display Screen : 128x64 Monochrome LCD Communication Port : U disk / USB cable Controlled Axis Number : 3 axes Control Signal : differential signal Drive System : step motor/servo motor Min.Input Unit : 0.001mm No Volt Protection : support Breakpoint Processing Function : 8 External Power Supply Voltage : 24V DC Manual Mode : Continuous/point move/distance Interpolation Way : line/arc Soft/Hard Limit : support Max. Pulse Frequency : 1M/S Password Protection : support Support Language : simple Chinese/traditional Chinese/English/other languages Standard Configuration : (1) DSP Handle (1) 50 core cable(1)USB cable (1) Wiring board Colour:As Shown Material:plastic+metal Package Contents: 1 x 3 Axis Motion Controller Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.