The GMU-M200 is a UHF Wireless System with two dynamic handheld microphones and a wireless receiver. This expandable Plug & Play system will meet all your wireless needs with USB rechargeable batteries and a long-distance wireless connection just plug in and power on and you re ready to rock. Gemini s GMU Wireless system is perfect for many applications including but not limited to Karaoke Busking Weddings Conferences Streaming and Podcasting. We ve put our years of audio industry experience into developing a high-quality wireless system that only Gemini can provide. Gemini GMU-M200 Dual UHF Microphone Features: