does OnePlus 7t has an built in dac chip? if yes what are the specs?
Yes, otherwise it would be impossible for it to have sound coming out of it's speakers unless you want it sounding like a dial-up modem.
https://www.qualcomm.com/products/features/aqstic It uses the Snapdragon 855's built in one normally
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by dsmonteiro, 2021-01-22