Vtg U YU Brother Electret Condenser FM Wireless Microphone Model WM-309. Works!
The Vtg U YU Brother Electret Condenser FM Wireless Microphone Model WM-309 is a vintage microphone with a compact and lightweight design, perfect for wireless handheld use. It features an on/off switch and a frequency selector, making it versatile for various applications. Very cool piece of electronics history with the original box and manual.