Blue Ocean Rugged Megaphone — US Version Color:Tan/Olive and the dense and heavy

and the dense and heavy padding protects the contents in transit

500 yards on big game animals

barometric pressure

and any situation where comprehensive atmospheric data is essential

Blue Ocean Rugged Megaphone — US Version Color:Tan/Olive and the dense and heavyThe only megaphone built tough enough to endure any environmental condition or job related hazard. Blue Ocean Rugged Megaphone Overview Uniquely designed and carefully built to defy the severe environmental elements that commonly ruin other megaphones: corrosion, cracking, breaking, water damage. Plus, the long lasting rechargeable battery means you never have to replace multiple expensive batteries again! How the Blue Ocean Megaphone drowns out the