Shanling UP4 2022 Full Format Balanced Dual ES9219C DAC Bluetooth 5.0 Decoded Headphone Amplifier 3.5MM 2.5MM Balanced Output

Test review for Shanling UP4 2022 by famous reviewer:

https://www.youtube.com/watch?v=nJIq04d6SqA

 

https://www.youtube.com/watch?v=lVUEbfndANA