DollaTek PWM Servo Driver Module 16 Channel 12 bit Drive Shield Board For Arduino EK1690

I2C input, 16-channel PWM servo driver module, driving 16 servos. Rudder power supply Independent V + input, max. 6V. Logic signals and logic power independent output, 3-5v. Frequency 40-1000 Hz. Number of channels: 16 channels, resolution: 12 bits.