Lynx Studio Technology LM-A4 Analog Module for Aurora(n)

Line Out (includes D/A Conversion)
THD+N: -108dB @1kHz, -1dBFS, 20kHz filter, +20dBu FS setting
Dynamic range: 120dB, A-weighted, -60dBFS signal method
Frequency response: ±0.025dB, 2020kHz
Crosstalk: -130dB maximum @ 1kHz, -1dBFS signal
Output level: -71.5dBu to 24dBu, adjustable in 0.5dB increments in the analog domain
Connection: Electronically Balanced TRS

You can install it yourself in 5 minutes.
All parts for installation are included in the kit.