This Crestron 8x8 DigitalMedia Switcher comes with two DMC - C cards, one DMC - HD card, and one DMC - SDI card. It also includes a proper power supply, ensuring stable operation.

Using this Crestron 8x8 DigitalMedia Switcher is easy. First, connect the power supply to make sure it's powered on. Then, connect your digital media sources to the appropriate input cards (DMC - C, DMC - HD, or DMC - SDI). Select the source you want to display on your output device. When using, avoid placing it in a high - humidity or dusty environment. For maintenance, clean the exterior with a soft, dry cloth regularly. If you have any issues, check the power connection and card installation first.