The Sennheiser EW-DX MKE 2 Wireless Lavalier Set is an expandable high-performance wireless system. Consisting of two bodypack transmitters two lavalier microphones a stationary rackmount receiver and two batteries the EW-DX Lavalier Set is a capable and versatile wireless system ideal for installation in venues. Offering up to 12 hours of battery life from a single charge from each of its included rechargeable lithium-ion batteries this wireless system is perfect for larger venues putting on long shows or big events like music festivals and conferences. Sennheisers new EW-DX systems feature cross-compatibility with their prior Evolution series wireless systems as well as a range of new features that make them stand out. Wireless control via Sennheiser Smart Assist app for mobile and tablets lets you adjust things on the fly in the venue while deeper software customisation on their Control Cockpit and Wireless Systems Manager via PC or Mac let you prepare your sound before you get to the venue. Utilising a newly developed audio codec SePAC and enhanced conversion improves the sound of this system providing more headroom dynamic range and eliminating audible artifacts for utter clarity.