The Sennheiser EW-D ME2/835-S SET with ME 2 Omni Lavalier and MMD 835 Cardioid Handheld offers both a hands-free lav mic and a handheld mic option. It combines pristine 24-bit digital audio with an impressive 134 dB dynamic range, equidistant tuning grid, and automated Bluetooth set up App for your phone to create a professional rackmount wireless microphone system that anyone can use.