I would get something like this and use the analog in on the speakers.
https://www.bhphotovideo.com/c/product/1618329-REG/cambridge_audio_c11217_dacmagic_200m_dac.html
https://www.bhphotovideo.com/c/product/1618329-REG/cambridge_audio_c11217_dacmagic_200m_dac.html