Used Shure GLXD24/SM58 Digital Wireless Handheld Microphone System. Both of them are sale each $500 | Sweetwater Gear Exchange
Amazon.com: Shure 565SD-LC Classic Dynamic Vocal Microphone with Cardioid Pick-up Pattern, Silent Magnetic On/Off Switch (Lockable), Wind and "Pop" Filter for Vocals, Wire-mesh Front Grille - No Cable Included : Musical Instruments