This self-buoyant EPIRBis designed to float free of a vessel in distress and automaticallyactivate. It complies with all COSPASD-SARSAT specifications,and comes complete with a hard case, a hydrostatic release mechanismand an easy mount bracket system. The EPIRB transmits on 406.025MHz and 121.5 MHz, and has a unique signature for each boat. Thelithium battery has a four-year minimum storage life, and theEPIRB only weighs 3.86 pounds. Prosar Technologies, DeerfieldBeach, FL; (954) 480-6968; www.prosar tech.com.