Bel Canto 500M amps


Does the Bel Canto 500M amps need a high current AC cable?

Also has anyone tried running the with battery power?
Convert?fit=crop&h=128&policy=eyjlehbpcnkioje0otu3otu0odysimnhbgwiolsicmvhzcisimnvbnzlcnqixx0%3d&rotate=exif&signature=01e638f5700b3b56520608ea430514406355d8cec3e4e4203370862cfeed4b99&w=128glory