BLX24/SM58-J11 Vocal System with (1) BLX4 Wireless Receiver and (1) Handheld Transmitter with SM58 Microphone

The Shure BLX24/SM58‑J11 is a wireless handheld microphone system designed for live vocal performance, speech, presentations, and events. It combines the reliable SM58 dynamic cardioid microphone capsule—an industry standard for vocals—with a simple wireless receiver and transmitter setup. The system offers straightforward setup, dependable wireless transmission, and consistent sound quality across small to medium‑sized venues. The included tabletop receiver scans and selects clear frequencies to reduce interference, and the handheld transmitter provides up to 14 hours of battery life for extended use. The system supports multiple units operating together and delivers clear, warm vocal reproduction with minimized background noise.

Features
• Operates in the J11 UHF frequency band (596–616 MHz) for reliable wireless transmission.
• One‑touch QuickScan frequency selection to quickly find a clean RF channel.
• Up to 12 compatible systems can operate in the same frequency band (region dependent).
• Operating range up to ~300 ft (91 m) line‑of‑sight.
• Up to 14 hours of continuous use with two AA batteries in the handheld transmitter.
• SM58 cardioid dynamic microphone capsule with bright midrange and bass roll‑off for clear vocals and reduced feedback.