Feature: 1. High Audio Quality: Adopting premium wireless connection and dynamic microphones, providing clear and excellent audio effects. 2. Stable and Interference Free: The UHF frequency band provides more stable signal transmission, avoiding interference with other devices. 3. Multi Functional Application: Suitable for various occasion such as stage performances, weddings, conferences, etc., to meet different audio needs. 4. Convenient Operation: With a simple and easy to understand user interface and quick pairing function, you can easily and quickly start your performance. 5. Long Term Battery Life: The built in powerful battery ensures long term use, allowing you to fully enjoy the fun of music and performance. Specification: Item Type: Wireless Microphone System Material: ABS Battery: Dry Battery Battery Model: AA battery, shipped without battery, and each microphone requires 2pcs battery. Pickup Type: Dynamic Coil Type Modulation: Fixed Frequency Preset Frequency: Automatic Pairing Carrier Frequency Range: 700-800MHz, depending on the country of use. Maximum Frequency Deviation: ± 50KHz, with level limit. Distortion: ≤ 0.01% Working Temperature: -10℃ - 50℃ Handheld Microphone Battery Life: Approximately 6 Hours Effective Receiving Range: <50 meters in ideal environment. . Package List: 2 x Microphone1 x Host1 x Charging Cable1 x Connection Line1 x User Manual