Please help me to choose a good dac\amp or amp to my 600 OHM headphone :(

Hello guys , I hope you are all fine

I need dac \ amp can handle my Beyerdynamic DT 770 Premium 600 OHM

Or amp can handle it good

My E9 \ E7 I can feel they can't give my Beyerdynamic DT 770 Premium 600 OHM drive the exactly power

Beyerdynamic DT 770 Premium 600 OHM : Power handling capacity: 100 mW

E9 : Output power: 1W (16Ω Loaded）；80mW（600Ω Loaded）

So I I'm looking for electronic dac \ amp or electronic amplifier

I'm thinking of Matrix M-Stage , Audio Gd NFB-12 or something give me at less Power handling capacity: 100 mW  

The budget you can say 200$ to 400$

Please give me many options to choose and decide

Please please please please help me