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Will control any small DC motors or lamps or battery powered devices. Simultaneously or individually. Example: 5 small mobile robotic platforms, each based on 2 DC motors in differential configuration (we used Lego motors and Lego parts for a team of 6 robotic platforms)
Use the keyboard for human control Write your own program for computer control Go party and forget about them - the PC will take care!
And the price is beautiful (:-)