Audix L5 Condenser Micro Lavalier Microphone | Polar Pattern: OmniAPS911 phantom power adapter required (sold separately). The L5 is a micro sized (5 mm) cardioid condenser microphone also available with an omnidirectional polar pattern. The L5, which features modular, interchangeable capsules, is intended for use with the Audix wireless systems as well as hard wired vocal and instrument applications. Designed to provide the highest quality sound in the smallest possible package, the L5 miniature condenser is ideal