SureFire EarPro EP500 Two-Wire Mobile Phone Communication System

The EarPro EP500 from Surefire is a high-quality communication system designed for Motorola and Nextel phones, and most other phones that have a 2.5mm jack. This two-wire, single cable system features a lightweight electronic ear coil with an in-line weatherproof speaker constructed from aerospace-grade aluminum that delivers a broad range of frequencies for ultimate sound clarity.