Karaoke Usa WM900 (TM) WM900 900MHz UHF Wireless Handheld Microphone

? Durable metal body & grille;? Up to 20 unique selectable frequencies;? FCC approved: 902MHz-928MHz UHF;? Powerful UHF transmission & reception without interference;? 16-bit Digital Pilot ID for fast & accurate pairing;? Effective range: 150ft;? Lightweight, portable & convenient to use;? Compatible with almost any karaoke, PA system, amps or audio Hi-Fi system;? Transmitter (microphone) requires 2 AA batteries;? Receiver has built-in Li-Ion rechargeable battery cell;? Includes transmitter, receiver & charging cable;