Shure A120S In-Line On/Off Switch for Microphones, Configurable Momentary or Locking Action

Add instant, reliable control to any hardwired microphone with the Shure A120S in-line on/off switch — a compact pro accessory designed to simplify live operation and monitoring. Whether you need Push-To-Talk for security dispatch, Push-To-Mute for podiums and conferences, or a latch On/Off for broadcast setups, the A120S is configurable to deliver the exact behavior your workflow demands. The switch supports balanced mono or unbalanced stereo audio and can be wired Normally-Open or Normally-Closed to integrate seamlessly with existing audio and security systems. Its contoured, handheld housing and 4-position rotating belt clip make it comfortable to use and easy to mount, ideal for surveillance operators, AV technicians, and field staff. Rugged enough for everyday use, the A120S gives you low-latency, dependable switching that reduces accidental noise and streamlines communications across paging, monitoring, and broadcast applications. Add the Shure A120S to your pro accessories toolkit for better mic control in security, surveillance, and corporate AV environments — order now or contact us to specify wiring for your installation.

• Add push-to-talk or latch control to any hardwired microphone, simplifying operator workflows and minimizing noise during live events
• Configurable momentary or locking action for use as Push-To-Talk, Push-To-Mute (cough button), or Latch On/Off to match your workflow
• Supports balanced mono or unbalanced stereo signals and can be wired Normally-Open or Normally-Closed for broad system compatibility
• Contoured handheld design with a 4-position rotating belt clip for comfortable handling and convenient mounting in the field
• Robust in-line construction delivers reliable switching for conferencing, paging, broadcast, security, surveillance, and monitoring applications