Sanwer FM Wireless Microphone, Portable Speaker Headset Microphone, Wireless, Lightweight Stereo Microphone, FM Recording, Video Recording,

Easily pair with any type of FM-supported device, including speakers, megaphones, amplifiers, FM radios, and car audio systems. Large screen displays frequency. Simply pair the FM microphone with a speaker that uses the same frequency and you're ready to go. Built-in: Supports 6-12 hours of use after a full charge. Transmitting frequency: 87.0MHz to 108MHz. Widely applicable: Widely used in education, tour guides, sales, speeches, meetings, karaoke, and more.