The Shure ULX-D handheld transmitter with KSM9 microphone cartridge is engineered for demanding vocal performance and live sound applications. Outfitted with the KSM9 condenser capsule, this wireless mic transmitter features switchable polar patterns—supercardioid and cardioid—so you can adapt to different stage setups and control feedback. The transmitter runs at 24bit/48kHz, delivering high-resolution audio that captures every detail of your voice. Charging contacts on the transmitter allow for fast, easy battery swaps or recharging with an optional SB900 series Li-Ion battery. Shure gain ranging ensures consistent output no matter the venue, and the package includes a mic clip, storage bag and AA batteries so you can use it out of the box. The frequency band covers G57 (470–608MHz), giving you secure, reliable transmission for concerts or broadcasts.

Shure KSM9 Delivers Flexible Sound for Pro Vocalists

Vocalists who move between small clubs and big stages benefit from the KSM9's switchable polar patterns, which let you control background noise and feedback with precision. The transmitter's digital conversion keeps your signal clean and true, while gain ranging lets you adapt quickly to different setups. Artists and engineers choose this wireless mic for its reliability and clear, flexible sound. Shure's focus on usability means less time troubleshooting and more time performing—so your voice always gets heard.