terminals

I've just ordered an Odyssey Racing Extreme 25 battery as I'm relocating it to the spare wheel well but reading http://www.merlinmotorsport.co.uk/p13861/ODYSSEY-EXTREME-RACING-25-BATTERY/product_info.html it says this comes with M6 battery terminals. Does this mean I can't fit standard...

Bought a set of ALPHASONIK PFZ-652 full range speakers. For some reason there are 3 terninals on the back of the speaker 1 positive and 2 negative. They sound quiet compered to my composites upfront at the moment. Going to test the other terminal at dinner to see if it increase the...