Can a jbl partybox 710 be run off a battery pack?

used an Onn (walmart brand) portable power hub, and it wouldn't even turn on my speaker. it was rated at 220Wh
200w rated/300w max
jbl partybox 710 diy sony 110 310 710 1000

[@ChrisLove713]

I am able to power that at max window rattling volume in my car for 8 hours with the Anker solix 1000

[@ChidiOable]

Does it work to charge the encore while playing?

[@Edgar-and-Wrench]

Yes it does

[@ChidiOable]

@@Edgar-and-Wrench Thank you, I appreciate the quick response.

[@uwuloluwu]

Yea it's a wal mart battery pack lol there are stronger ones there is a youtber who's already done it and put it in his car gave him about 2 hrs full volume