The latest electronic ear protection for all your activities is now available for SIG SAUER enthusiasts. The new SIG SAUER XCOR PRO offers four functions in one package. Designed for comfort, the XCOR PRO provides maximum protection at the shooting range, Bluetooth listening for an active lifestyle, enhanced hearing for tracking animals, and 2-way communication for phone calls. Control everything with the tap of a finger, from volume, hearing protection, hearing enhancement, and Bluetooth on-and-off controls.