Sony WH-1000XM4, xDuoo with Burson V5i Opamp

Just installed to xDuoo
Fostex T50RP Mk3 with Burson V5i Opamp

I like the sound now very much, tough bass, crystal mids and highs!

Just installed to xDuoo

I like the sound now very much, tough bass, crystal mids and highs!