Features: 1. The newly upgraded three in one interface receiver is compatible with devices such as phones, tablets, computers, cameras, etc. 2. Dual microphone, one drag, two live streaming, meeting the needs of two people using live streaming at the same time, with the same clear sound quality. 3. Built in DSP noise reduction chip, three noise reduction modes can be freely switched to meet precise pickup in any complex environment. 4.2.4G wireless transmission for more free recording. 5. Real time monitoring for precise expression, making the recording process more precise and improving the quality of the effect. Specifications: ●Transmission protocol: 2.4G channel ●Transmission distance: obstacle free distance ≥ 15 meters; The distance between human obstacles is about 7 meters ●One drag two: support ●Earphone monitoring: supported ●Noise reduction: AI intelligent noise reduction ●Reverb: Supported ●Sound delay: ≤ 30ms ●Microphone: -38dB 3dB omnidirectional silicon microphone ●Frequency response: 20Hz-20KHz ●Sampling rate: 32KHZ or 48KHZ ●Signal to noise ratio: ≥ 64dB ●Working current at the transmitting end: 11-12mA ●Working current at the receiving end: 20-21mA ●Shutdown current: 2-3uA ●Microphone battery/battery life: 80MAH/6H ●Receiver battery/battery life: 120MAH/4H ●Battery charging time: approximately 1.5 hours ●Charging input voltage: DC5.0V ●Adapter: 5V/1A ●Working temperature: -10-45 degrees Celsius Package includes: 1/2PCS x Microphone 1 x Receiver 1 x Data Cable 1 x Instructions Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.