RadioShack 10W Handheld Powerhorn with Detachable Microphone

I put on these events mountain bike rides in the Pittsfield state forest for numba doing the mountain bike Association and a lot of people come I have to tell them a lot of things like sign in don't do this do that whatever this is what we're gonna do tonight nobody ever listens to me and it's very frustrating so I went and bought a megaphone from RadioShack it's called RadioShack power horn $39 you can buy a megaphone on amazon.com for about 16 bucks but seems like quarter of the reviews said it was a piece of so I decided to go with something that hopefully will be more reliable this takes four C cell batteries apparently they got little sleeves to put them into no idea which way they go takes 8 C cell batteries I'm sorry I do not see oh yes there's okay so there's diagrams on these containers so you put on the container the plus side up this way next set of batteries left side goes t