S3 2 in 1 Portable Wireless Lavalier Noise Reduction Microphone, Type:8 Pin

1. The charging case features a digital display showing real-time battery level. 2. Professional 2.4G chip with nanometer core, ensuring smooth operation and low latency. 3. Button-style transmitter design for easy portability. 4. High-sensitivity microphone + professional noise reduction technology clearly records every sound detail, delivering high-fidelity vocal reproduction. Specifications: 1. Microphone: Condenser microphone 2. Input Voltage: 5V 3. Battery Capacity: 75mAh 4. Charging Case Battery Capacity: 300mAh 5. Signal-to-Noise Ratio: 70dBM with adaptive noise reduction 6. Transmission Latency: 30ms 7. Sensitivity: -38dB 8. Frequency Response: 20-20kHz 9. Transmission Distance: 20 meters (unobstructed)