Portable electrical generator aid?

Qusetions: howdy i'm feasible heading to have a very amusement trackless train i prefer to add some loud personal computer speakers of train seems.

But i will need some type of batterie or generator that i can cost after which carry on board to offer energy to my speakers can a person aid Please

THanks
-Matt-

Answers:Try an X-Power energy provide.

Answers:I feel your generating this more difficult than it needs to be.

It's simple to invest in an excellent car or truck radio with MP-3 input and also a booster amp that should run off the engine battery and alternator.