상관없네

doesn't matter, is irrelevant; has nothing to do with

→ 상관없다
상관 matter, concern + 없 not have, be without; be absent, not exist + 네 Realization (sentence-final ending)
adjective Rare #30,874
doesn't matter, is irrelevant; has nothing to do with The ending -네 can suggest that the speaker has just realized or noticed something.
KO: 아, 그건 상관없네.
EN: Oh, that doesn't matter.
Forms of 상관없다

뭐, 상관없네

Well, it doesn’t matter.

— 맨 프럼 어스 (2007)

아닐세, 상관없네

No, it doesn't matter.

— 가구야공주 이야기 (2013)

이름 이야 몰라도 상관없네

It doesn’t matter if you don’t know the name.

— 석양의 무법자 (1966)