Ready-To-Go. Every time. Automatically.  
Featuring the industry standard BETA®87A vocal microphone, the new half-rack GLXD24+/B87A Dual Band Vocal System delivers superior, transparent digital audio. The perfect combination of the automatic frequency management with the new Dual Band Technology provides reliable and consistent performance while Shure proprietary Lithium-Ion rechargeable batteries provide up to 12 hours of use. Go wireless without complication.