HiFiBerry Digi+ Pro is a high-quality S/PDIF output for the Raspberry Pi.
It uses the I2S sound port that connects directly to the CPU without the need for an additional USB conversion
You will need a distribution with an up-to-date kernel (at least summer 2016). The drivers are included in the latest versions of most common distributions.
Compatible with: Raspberry Pi A+/B+/2/3/Zero
Assembled and Tested

Technical Details

Product Details

Package Dimensions
Width : 2.8 inch
Height : 1 inch
Length : 3.5 inch

Shipping Weight: 0.16 ounce (View shipping rates and policies)

ASIN : B01MZZRM1V