EXCEPTIONAL WIRELESS PERFORMANCE: The 4-person wireless handheld microphone set is equipped with advanced wireless transmission technology, featuring automatic connection and interference-free, stable signals. It supports long-range operation up to 300ft/90m, allowing you to move freely during performances. This makes it ideal for indoor and outdoor events such as family karaoke, church services, gatherings, weddings, meetings, and lectures. LOSSLESS & OPTIMIZED SOUND QUALITY: The handheld microphones feature a dynamic design and cardioid pickup pattern, capturing your voice clearly without dropouts, hiss, or feedback. They deliver clear, robust, pure, and full sound by effectively reducing background noise. CONSIDERATE DESIGN: The metal mesh grilles of the cordless microphones protect the capsules from accidental strikes or drops. Both the wireless karaoke microphones and the receiver balance durability and portability with their rugged ABS plastic housings. The comfortabl