UHF rechargeable wireless microphone Characteristics Brand: Winford Model: WF2024-1 Material: Metal Polar Pattern: Omni-directional, Cardioid Type: Dynamic Microphone SNR: 95db Frequency range: 30Hz-20KHz SPL: 110dB Sensitivity: -37dB ± 2dB Carrier frequency range: 610-690 MHz Band: 40MHz Maximum frequency deviation: ±48KHz Modulation mode: digital modulation Frequency response 30Hz-20KHz Distortion: ≤ 0.01% Operating distance: 50m Rechargeable via USB type C charging cable Included in the package Microphone Receiver Batteries Anti-shock ring Charging cable 6.35mm - 3.5mm audio jack adapter