Shure BLX288/SM58-J11 BLX288 DUAL SM58 VOCAL SYSTEM

The Shure BLX288/SM58 is a professional dual‑channel wireless handheld microphone system designed for live vocal performances, speeches, presentations, and events. It combines two handheld BLX2 transmitters with integrated SM58 dynamic cardioid microphone capsules and a BLX88 dual‑channel wireless receiver. The system offers reliable wireless operation with a robust analog UHF link, simple setup with QuickScan frequency selection, and consistent clear vocal reproduction. It provides mobility and freedom of movement up to approximately 300 feet (91 m) line‑of‑sight, long battery life, and compatibility with multiple systems in the same band, making it suitable for small to medium venues, houses of worship, weddings, conferences, and education.

Features
System & Receiver
• Dual‑channel wireless system with BLX88 tabletop receiver supporting two microphones
• One‑touch QuickScan frequency selection to find and lock a clean frequency
• Up to 123 selectable RF channels in J11 band (596 – 616 MHz)
• Internal antenna diversity for improved RF reception
• XLR balanced and 1/4″ unbalanced audio outputs on receiver
• Supports up to 12 systems per frequency band (region‑dependent)

Wireless Performance
• Operating range up to 300 ft (91 m) line‑of‑sight
• Analog UHF transmission with 10 mW RF output power
• Dynamic range approx. 100 dB A‑weighted
• Frequency response approx. 50 Hz – 15 kHz (dependent on mic)