1. Stable wireless performance: High quality cardioid capsule and improved circuitry design of each handheld microphone can capture sound and transmit smoothly without dropouts, hiss, or feedback, delivering robust, clean, and stable sound quality
  2. Plug and play: Simply plug the receiver into the sound source, insert 2 AA batteries into each microphone, turn on the receiver and microphone, and the frequency of the receiver and microphone will automatically synchronize.This wireless microphones for karaoke is ready to use.
  3. Wireless microphone-4 channel - the body and microphone are made of PVC material, making the device more portable and easily suitable for families, outdoor schools and other occasions
  4. Package list: Wireless Microphone x 4; Receiver Box x 1; Power Adapter x 1; 6.35mm to 6.35mm Cable x 1;Audio Cable x 1; Microphone Windscreen x 4; Antiskid Ring x 4; User Manual x 1.
  5. Please note that the receiver has volume control buttons; please turn the volume up when using it.