Shure SLXD15/UL4B-H55 Digital Camera-Mount Wireless UniPlex Cardioid Lavalier Mic System (H55: 514 to 558 MHz)The Shure SLXD15 UL4B offers videographers, journalists, documentary makers, and content producers a reliable wireless lavalier microphone system that delivers crystal clear digital sound quality while also being quick and easy to set up, even if you're using multiple mics on set. Built around a rugged, single channel receiver that can be camera mounted or used in an audio bag, the system offers a comprehensive feature set that ensures professional