[360° High-Sensitivity Pickup Microphone Head] Features a high-quality microphone head with full 360° directional sensitivity, strong noise resistance, and high-fidelity human voice recording. [2.4 GHz Wireless Transmission] Uses the 2.4 GHz digital wireless transmission band for stable performance, extended reception range, noise reduction, and anti-interference capability. [Long-Range Transmission] Effective wireless transmission distance up to 60 meters. [Adjustable Output Level] Receiver offers two output level settings (switched by pressing the power button once) to better match various amplifiers, delivering clear audio without feedback. [Charge While in Use] Receiver equipped with a Type-C fast charging port; operational after approximately 1 hour of charging. Battery Capacity: 55 mAh Transmission Distance: Up to 60 m Operating Frequency: 2.4 GHz Transmission Protocol: Bluetooth 5.2 Sensitivity: -38 dB Battery Life: Up to 4 hours Charging Time: Approximately 1 hour Port: 3.5 mm audio output port Color: Black Material: ABS Package Contents: 1 × Wireless Microphone 1 × Receiver Note: Due to lighting conditions and display variations, the actual product color may differ slightly from images shown. Measurement tolerance: ±1–3 cm.