- Works with Mk3, Mk3/4 and Mk3DRV controllers
- Requires external power supply
- Four boards can be chained for total of 32 opto-isolated inputs and 32 relay outputs
NOTE: This board can be used with MK3/4 controller V2 version(red connector is present on controller). V1 version is not supported!
For more details, visit the ExtInOut product page.