Sennheiser EW-DX MKE 2 Dual-Channel Digital Wireless System w/Two Omni Lavalier Mics (Q1-9: 470 to 550 MHz)Focus less on the wireless and more on the audio Sennheiser EW DX simplifies your professional workflow by utilizing refined technologies and decades of expertise to deliver a digital UHF system that can be scaled with ease. Multiple hardware and software options create networkable solutions for nearly any stage or campus, while equidistant channel spacing, auto scan, and Bluetooth Low Energy sync automatically coordinate and set frequencies with the