| Brand | Unbranded |
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Check the listing for details. USB CNC Driver Card for Stepper Motors Supporting External Connections. Condition: New. Listed at 23.11 USD. For supports 4 - linkage and can connect 4 stepper motor drivers or drivers;. The maximum step for pulse frequency is 100KHz, suitable or stepper motors;. 1 x USB cable. 1 status LED, indicating the connection status on the board.