HiFiMan Sundara Closed Back Review part 2 + Give away. Frequency plots and sound comparison

This time I have a really good listen and compare them to a couple of other models. I also stick them on the rig and take some frequency plots vs some other headphones.
We are giving away this one off pair to one of our subscribers so stick around to the end to find out how to enter
00:00 One off Sundara closed back
02:23 Initial thought while using them for the past week
03:50 Initial thoughts on the sound of the sundara closed back
06:30 Conclusion on the sound vs some other models
09:05 Frequency plot for the sundara closed back
10:13 Burn in - new vs used sundara closed back
10:48 Possible tips for EQ ing sundara closed backs
11:32 Original Sundara VS Sundara closed Frequency plot
13:35 Sundara closed back VS DT1770 Frequency plot
14:34 Sundara closed back VS modified HE400se XY
15:59 Give away details !!!!!!! How to enter
17:35 Update on future Hifiman Sundara closed Video
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www.instagram....
It is pretty new and we don't have many followers yet so it would be great if you could follow us and you will get to see stuff months before it is for sale