The EW-D ME2 Set (R4-9) is a robust digital wireless lavalier system engineered to deliver consistent, high-quality speech audio in professional environments. It includes the Sennheiser ME 2 omnidirectional clip-on microphone, recognised for its clear vocal capture and discreet form factor, making it ideal for presenters, educators, moderators, and corporate speakers. The system operates within the UHF spectrum, offering enhanced range and frequency stability across a wide 56 MHz bandwidth. The EW-D ME2 Set (R4-9) is particularly suited to scenarios requiring multiple concurrent wireless channels, including conferences, panel discussions, and institutional applications. The system incorporates equidistant frequency spacing and a wide dynamic range, supporting straightforward configuration while maintaining audio integrity. It also integrates with the EW-D Smart Assist App, enabling wireless setup and remote management via Bluetooth Low Energy. Designed for demanding daily use, the metal-housed bodypack transmitter ensures durability and reliability in busy operational contexts. Power options include standard AA batteries or an optional Lithium-Ion battery pack, providing extended operating time based on user needs. With up to 90 channels supported and 2,240 frequency options available, the EW-D ME2 Set (R4-9) offers flexibility and performance essential to modern wireless communication infrastructures.