# Redstone Interface Card
![Got signal?](item:oc2r:redstone_interface_card)

The redstone interface card is a more compact version of the [redstone interface block](../block/redstone_interface.md). It enables users to build more compact designs.

The general functionality is identical to the block version. The front of the [computer](../block/computer.md) represents the primary face as described in the redstone interface block's manual entry.

The API of this device is identical to that of the redstone interface block.
