Features:

- PWM Constant wave chopper

- Up to 400KHz Pulse response frequency

- TTL compatible input signal

- 16-level currents, Max current 6.8A/phase

- 16-level Micro-steps, up to 10000-pulse per round

- Power-saving while still

- Buzzer for over/under-voltage, over-current and over-heat

- Double-pulse input

- AC160-245V power supply

- To drive 3 and 6 leads 3-phase hybrid stepper motors

- Compact