Description: 【Professional Recording Sound Card】: External sound card, 4 channel input, easy to record playing and singing, live broadcast, recording is connected to the computer through the USB2.0 line, and the mobile phone is used. 【Excellent Sampling Rate】: USB audio interface, 24 bit/192kHz sampling rate, the auditory effect is clear, and the low noise microphone preamplifier brings out a sense of three dimensional transparency. 【High Performance】: Home studio audio interface, real time of ear return, independent channel gain control, instrument input port with high dynamic headroom. 【High And Low Impedance, Input Mode Switching】: Computer recording sound card, 6.5mm instrument audio/microphone input impedance switching, high sensitivity, wider dynamic range, and fuller recording sound. 【Wide Application】: 4 way design audio adapter, can be used in various occasions, practical and multifunctional, suitable for live karaoke, professional recording, guitar playing and singing, home entertainment, etc. Specification: Number of Preamplifiers: 4 Number of Instrument/Mic Inputs: 4 Connection Port: USB Connection Protocol: USB2.0 Analog Output: RL Headphone Output: 2 Material: Metal Product Size: 260mmx118mmx55mm Package Includes: 1 USB Cable 1 Type C Cable 1 USB Power Cable 1 XLR Male And Female Cable Note: Please allow slightly errors due to manual measurement and different monitors.