MHSv1 speaker and 2x AA battery holder

[welshm85]

http://https://www.thecustomsabershop.com/MHSv1-speaker-and-2x-AA-battery-holder-P766.aspx
Is this compatible with the aa dummy cell to use with a 14500 3.7v battery?

[Silver Serpent]

Yes, you can do that without trouble.