Super Mic, Dual Earphones, PTT Control, and HiUse Connector for Guardian FFM. Use with SSG-2010 4 Channel Diver Unit, or SSB-2001B 2-Channel Diver Unit.The Super Mic is an acoustically balanced, noise canceling microphone with high-quality acoustic response and clarity. The microphone is capable of immersion to any depth without sustaining damage. There is no need for plastic bags or other
make-shift devices to protect the Super Mic. This revolutionary design will out-perform virtually all other microphones and is quickly becoming the standard for underwater communications.