Check the listing for details. ALPOWL Wireless Microphone, UHF Dual Cordless Dynamic Mic System,Handheld Karaok. Condition: New. Listed at 49.99 USD. ALPOWL Wireless Microphone, UHF Dual Cordless Dynamic Mic System,Handheld Karaoke Microphone with Rechargeable Receiver(Auto Connect,200 ft Range) for Singing, Church, Speech, Wedding, Party Recommended Uses For Product Singing, Karaoke Brand ALPOWL Connectivity Technology Top 1 Wireless Microphone Connector Type USB, 3.5 mm Jack Special Feature Cordless,Rechargeable,Wireless Compatible Devices Personal Computer, Amplifier, Smartphone 2 Karaoke Microphones ALPOWL UHF wireless microphones have upgraded and use the latest Super high frequency technology to ensure stable signals when singing. Two microphones use only noise reduction technology, and professional audio processors can adjust high and low frequencies to ensure sound quality while transmitting your voice more efficiently for a better singing experience. Truly Wireless Long Distance RangeLong distance wireless karaoke microphone: Upgrade the wireless distance to 160 feet (50 meters), upgrade the microphone manufacturing process, signal stability No delay No radiation Anti howling Anti interference Chip frequency adjustable Distortion