Wireless Lavalier Microphone - Mike Pro

wireless lavalier microphone systems for vlogger, meeting and presentation.      Specifications Polar Pattern: Omnidirectional Frequency Range: 100Hz~20KHz Maximum SPL: 115 dB SPL Signal-to-noise Ratio: 65 dB Equivalent Noise: 15 dBA Analog Inputs: 3.5mm locking TRS (TX) Analog Outputs: 3.5mm TRRS (RX) Transmission Range: 200m Digital Connectivity: USB-C Operating Time: Up to 8 hours Dimensions (millimetres) TX: 45(W) x 45 (L) x 19.5 (H) RX: 45 (W) x 45 (L) x 19.5(H) Charge Case: 104 (W) x 57 (L) x 54 (D) Battery Capacity: 2500 mAH/3.7V Operating System Requirements: macOS10 above,Android 5 above, IOS12 above, Windows