Marine voice scrambler for compatible Standard Horizon VHF radios, designed to add privacy to onboard communications. The CVS2500 is a 4-code voice scrambler made for selected Standard Horizon radio models, including the GX2000 and GX2400. It helps keep routine VHF conversations less exposed during dockside or underway communications. Standard Horizon notes that installation should be handled by a technical dealer. 4-code voice scrambling adds a privacy layer to supported VHF communication. Compatible with Standard Horizon GX2000 and GX2400 models. Compact accessory form factor fits neatly into a marine electronics setup. Lightweight design makes it easy to integrate without adding bulk. Recommended technical-dealer installation supports proper setup on compatible radios. When installed on a compatible Standard Horizon radio, this scrambler helps make voice transmissions less accessible to casual listeners. That makes it a practical add-on for boaters who want a more private channel for everyday marine communication. Its small footprint and accessory-grade design keep it straightforward to include in an existing electronics layout. It is best suited for owners of supported current-model radios who want to enhance communication privacy without changing their primary radio system. Specification Details Brand Standard Horizon Model CVS2500A Product Type Accessory Function 4-code voice scrambler Compatibility Standard Horizon GX2000, GX2400 Dimensions 1" H x 2" W x 3" L Weight 0.1 lbs UPC 788026121403