Digital sound protection and enhancement ear buds with Sound Activated Compression technology. Features include OS-R3110 digital sound processing, independent volume control, integrated omni directional microphones and full dynamic range speakers that deliver crisp clear sound. Removable lanyard and carrying case included. Powered by #10 batteries.

Features:Sound Activated Compression technology;OS-R3110 digital sound processing;Integrated omni directional microphones;Full dynamic range speakers