The Aquapac Small VHF Classic allows sound to pass straight through the dry bag material. Guaranteed 100% waterproof, dust-proof, and sand-proof in all weather conditions. Use your VHF radio handset normally in the case - sound passes straight through the dry bag material. Airtight seal means the radio will float safely in the water. Suits both L and R hand control. Fits Radios 7 in. tall with a circumference of 7.6 in. The adjustable, detachable neck cord and carabiner keeps your radio within reach.