Hi - If you want MQA, your best option is to add an external DAC to your CXA81 amp. I tried out Tidal with an MQA enabled DAC for a 4 month trial period. I think it's snake oil TBH but good luck. An MQA DAC from someone like Topping or SMSL will set you back 500 bucks......or buy a streamer/MQA...