Adaptiv Technologies TPX Radar & Laser Wireless Headset The Wireless Headset alerts the rider of the radar or laser signal detected by the Main Console in a safe and effective manner by providing audio beeps through the earphone. It is designed to fit most full or open face helmets with its earphone attaching to the ear-hole or between the linings of the helmet. It is water resistant and is powered by a lithium coin cell battery (included).The Wireless Headset is compatible with the Main Console and can also be used with the Visual Alert simultaneously.Key Features: Wireless Communication with TPX Main Console. Water Resistant Construction. Compatible with Most Full and Open Face Helmets.