Motorola PMMN4025A is a Motorola Original microphone boasting a revolutionary windporting feature that helps lessen background noise from high winds and other severe weather conditions. It also utilizes the IMPRES Smart Audio System which provides optimal audio performance and enhanced audio gain capability. The audio jack allows users to attach an earpiece to receive audio clearly and discreetly. Compatible with MOTOTRBO XPR6300, XPR6350, XPR6380, XPR6500, XPR6550, XPR6580