Features: brand new and high quality High resolution: Support 24-Bit/192 KHz high-definition sound quality, making the auditory effect clearer,low noise, and an AD/DA converter inside to achieve high resolution. Sampling rate can be switched flexibly:44.1K/48K/88.2K/96K/176.4K/192K Hz. Internal recording: The audio input from the streaming media can be mixed to realize synchronous data transmission to the Internet, realizing internal recording/rewriting of the sound card and web live K song. High-speed USB2.0 drive-free link: Connect to a computer via a USB2.0 cable drive-free for recording and power supply. When connecting to for , it needs to be powered with 5V Micro USB port to become a mobile music production and performance device. TRS/RCA input and output: high-quality TRS output interface and RCA output interface, colleagues can output to audio equipment, RCA input interface supports audio input. Specifications: Material:Metal Color:Black Connection Port: USB-B Connection Protocol: USB 2.0 A/D Accuracy: 24-BIT/192KHz Synchronous Input/Output: 2x4 Number of Preamplifiers: 1 Power: DC 5V Charging Port: Micro Usb 48V Phantom Power Pupply: Support Number of Instrument Inputs: 1 Number of Line Inputs: 2 Number of Analog Outputs: 4 Number of Headphone Outputs: 1 Package Includes: 1x Sound Card note: Please allow 0-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!