Wireless Handheld Microphone, 164FT 2.4GHz Transmission, Cardioid Noise Reduction, Plug and Play 37266757These true wireless microphones with 164FT range uses 2. 4GHz hopping tech for stable connection. Cardioid pickup reduces 90% noise, ensuring clear vocals. Plug and play design with dynamic LED effects creates stage atmosphere. Perfect for karaoke, weddings, meetings, and performances in churches, clubs, etc. Feature: 164FT True Wireless Freedom: With advanced 2. 4GHz frequency hopping technology, our wireless microphones maintain crystal clear audio