high quality PACKAGE LIST: 1 x receiver, 4 x Bodypack Transmitters, 4 x Headset Mics, 4 x Lapel Mics, 1 x 6.35mm audio cable, 1 x power adapter, and 1 x user manual. Please don't hesitate to contact us if you have any questions or concerns. We will provide satisfactory solutions within 24 hours.LOSSLESS & CLEAR SOUND QUALITY: Equipped with a professional cardioid dynamic capsule, the system delivers superior, clear, pure, and rich sound while eliminating background noise and howling.EASY TO USE: Simply turn on the receiver, insert 2 AA batteries (not included) into each bodypack transmitter, and then turn on the bodypack transmitter. They will automatically synchronize. The included 1/4" (6.35mm) audio cable makes our receiver compatible with audio amplifiers, TVs, home theater systems, and stage speakers.EXCEPTIONAL WIRELESS PERFORMANCE: This 4 channel wireless microphone system 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.WIDE APPLICATIONS: The four headset microphones and lavalier microphones offer comfortable wear and can pick up your voice from any angle, delivering warm, clear, and loud high-fidelity sound. Ideal for use in churches, training sessions, classrooms, lectures, business presentations, etc.