The Sennheiser EW-D SK is a compact and versatile bodypack transmitter designed for seamless integration into the Evolution Wireless Digital system. Whether you're presenting, performing, or teaching, this transmitter delivers professional-grade wireless audio with exceptional clarity and reliability.

Built with a rugged all-metal housing, the EW-D SK is engineered for durability and daily use. It supports a wide range of Sennheiser lavalier and headset microphones, making it ideal for applications that demand discreet, hands-free operation—such as stage performances, conferences, fitness instruction, and broadcast environments.

Thanks to its digital UHF transmission, the EW-D SK eliminates noise, interference, and static bursts, ensuring a clean and stable signal. With up to 2,240 selectable frequencies and a 56 MHz bandwidth, it supports up to 90 simultaneous channels, offering unmatched scalability for complex setups.

Setup is simplified via the Smart Assist App, which replaces complicated menus with intuitive mobile control. Automated frequency management ensures fast and reliable connections, even in crowded RF environments.

The EW-D SK is powered by either two AA batteries or the BA 70 rechargeable battery pack, delivering up to 12 hours of operation. With a dynamic range of 134 dB and an audio frequency response from 20 Hz to 20 kHz, it preserves every detail of your voice or instrument with stunning precision.