1、DUAL FADER PRECISE ADJUSTMENT: Sound board comes with host control sound, background accompaniment import one click control. Double fader precise adjustment, recording and reverb size. 2、AUTOMATIC SOUND RECOGNITION: Sound card mixer automatically identifies the anchor voice and intelligently reduces the background music volume to effectively eliminate 95% of the music vocalist voice. 3、OTG LOSSLESS CONNECTION: Recording studio package with OTG lossless connection, computer connection live, with real time transmission of sound signals, easy output lossless sound quality. 4、NOISE REDUCTION: Live sound card uses multiple layers of different density filtering technology to effectively suppress noise to clearly restore the human voice and avoid the noise to bring you trouble. 5、STABLE AND CLEAR: Podcast equipment bundle uses quad core 8x speed 80‑320MHz, stable and clear, high sensitivity, wide dynamic range, to give you the best experience. 6、EASY INTERACTION: Sound mixer supports two microphones at the same time, two person interactive convenience. Support for two devices different platforms live at the same time, convenient and better use. 1 x Sound Card1 x Microphone1 x Windmuff1 x Instruction Book1 x Poof Sound Filter1 x Power Arm1 x Microphone Bracket1 x Fixed Bracket1 x XLR Cable2 x Adapter Cable1 x USB Cable Item Type: Podcast Equipment BundleMaterial: MetalBattery Type: Lithium Battery (Shipped With Built In Battery)Battery Capacity: 800mahFrequency: 20Hz-20KHZSensitivity: -32dB + 1dB (0dB = 1 V Pa AT 1KHz)Output Impedance: 150Ω ± 30% (At1KHz)Load Impedance: ≥1000ΩNoise Level: 16BAMaximum SPL: 130dBSignal To Noise Ratio: 78dBCurrent: 3mA