Shure UA221 Passive Antenna Splitter and Combiner for Shure Wireless Receivers

Streamline antenna distribution and reduce cable clutter with the Shure UA221 passive antenna splitter and combiner. Designed for professional audio and security environments, this compact UA221 solution lets you split one antenna feed to two receivers or combine two feeds into one output—ideal for live events, broadcast, surveillance, and monitoring where reliable RF routing matters. The passive design requires no external power, minimizing failure points and simplifying field setup. With broad frequency coverage from 10 MHz to 1 GHz and direct compatibility with Shure receivers (UC4, SLX4, ULXS4, ULXP4, U4S/U4D, UR4S/UR4D), the UA221 maintains RF integrity across your wireless microphone and monitoring systems. Weighing under 2 ounces and measuring just 2.5" x 1.9" x 0.9", it fits easily in racks, distribution panels, or portable kits. Backed by a 2-year limited warranty, the UA221 is a dependable choice for integrators and rental houses working in AV, security, and surveillance installations. Add the Shure UA221 to your toolkit to simplify RF distribution and improve system reliability—order now for faster setup and cleaner antenna management.

• Streamline antenna distribution: convert one input to two outputs (or two inputs to one output) to simplify rack and field setups for wireless systems
• Passive, power-free operation preserves reliability and reduces points of failure for critical monitoring and security applications
• Broad RF coverage from 10 MHz to 1 GHz supports diverse wireless microphones and in-ear monitor systems used in live events and surveillance
• Compact, lightweight design fits tight rack space or portable kits for fast deployment in broadcast, security, and AV installations
• Compatible with Shure UC4, SLX4, ULXS4, ULXP4, U4S/U4D and UR4 series receivers for guaranteed integration and consistent RF performance