Used a few times! The condition is quite clean ◎ MW-01 Receiver Cell Capacity: 3.7V 400mAh Receiving Sensitivity: -85dBm Receiving Frequency: 5.8GHz frequency Anti-jamming Method: Frequency Hopping Signal Distortion: <0.02% Gain: 0 dB SNR: 105dB Frequency Response: 20Hz-20kHz Delay Time: <5ms Sampling Rate: 24bit/48kHz Output Impedance: 680Ω Port Type: XLR male port Pairing the Transmitter and Receiver The default setting for the MW-1 microphone wireless system is channel 1. If you want to use other channels, please follow these steps: 1. Turn on the receiver and transmitter. 2. Connect the receiver to the microphone and the transmitter to the mixer or other equipment. 3. Long press the channel switch button to pair the receiver and transmitter channels. When the status indicator flashes blue, the signal is paired. 4. When pairing is successful, the status indicators on both the transmitter and receiver will turn blue. You can check the battery level of the receiver and transmitter by turning on the unit and the related channel indicators. Lekato MW-1 - Wireless Microphone System Plug-on XLR Transmitter, 5.8GHz, Automatic Transmitter Setting for Effectors #Wireless Microphone