MC9-SC / Compact Pro one-peice It's a great communication system

It's a great communication system in a world where words simply won't be heard

Stainless steel calibration spring with micropeening treatment

Brass body Electroless Nickel plated

A (Channel 1): 32

The software handles two-different hyper-oxygenated mixtures

MC9-SC / Compact Pro one-peice It's a great communication systemMC9 SC Compact Pro The MC9 SC Compact Pro is designed to be used in cold water, making it versatile to be used anywhere on any trip. It combines a balanced diaphragm 1st stage with a Sealed Chamber (SC) cold water system and a light and compact second stage, which offers high performance in water with temperatures below 10 C 50 F. The MC9 SC is the 1st stage with a super compensated membrane very modern but, at the same time, easy to maintain and very