Shure U-3600 Wireless Microphone System

Microphones: Two handheld dynamic wireless microphones featuring individual on/off power toggles and small built-in status displays. Receiver Base: A compact desktop receiver unit sporting independent physical Volume A and Volume B rotary knobs, a digital frequency panel, and a primary front-panel power switch. Accessories: A standard wall-plug power adapter, a 1/4" (6.35mm) TS audio patch cable, four AA batteries, a user manual, and two anti-roll microphone protection rings (blue and orange).