Item Type: Wireless MicrophoneMaterial: ABSFrequency Response: 600Hz-800KHz20Hz-18KHzFrequency Bandwidth: 40MHzModulation Method: Digital ModulationMaximum Frequency Deviation: 48KHzSignal to Noise Ratio: 95dBDistortion: 0.01%Receiver Battery Model: 1 x 18650 Lithium Battery (Not Included)Microphone Battery Model: 1 x 18650 Lithium Battery (Not Included)Package List1 x Microphone (Battery Not Included)1 x Receiver (Battery Not Included)1 x Adapter1 x Charging Cable1 x Anti Skid Ring (Random Color)1 x Sponge Cover (Random Color)1[EASY TO CONNECT] The microphone can be easily connected to a variety of devices, and devices with a microphone interface can be connected and used. 2[EFFICIENT PICKUP]The microphone has a dynamic microphone head, which has a strong ability to receive signals, transmits farther, and is more stable. 3[PLUG AND PLAY] This home wireless microphone uses a smart LED screen display, and a live sound card is available, plug and play. 4[STABLE SIGNAL] High performance wireless microphone technology, stable signal, can pass through the wall, about 50 meters wireless receiving distance. 5[APPLICABLE] 6.35mm interface, with 3.5mm adapter, suitable for 6.35mm interface equipment, also suitable for 3.5mm interface equipment.