Feature: 1. The music console is a multifunctional 4‑channel mixer with a sound card, which can meet the needs of home music production, network broadcasting, K songs and other users. 2. The music console is equipped with input gain and treble and bass adjustment functions, built‑in 48V phantom power, used for condenser microphone direct power. 3. The music console is equipped with a high‑definition headphone output port, MP3 broadcasting, and devices with sound cards can be directly connected to the PC. 4. The music console is small and light, and can be directly connected to the PC's USB port power supply without additional power supply. 5. The music console can be connected to the computer through a USB power supply, which saves you that if there is a problem with the external adapter, you can also use a power bank or USB AC/DC. Specification: Item Type: 4 Channel Music ConsoleTotal Harmonic Distortion: ≤0.1% Frequency Response: 20Hz~20KHz /±0.5dB Signal To Noise Ratio: ≥-80dB Maximum Output: 4V / Maximum Input/output Impedance: MIC: 2.4KΩ Mono: 11KΩ Stereo: 100KΩ Parametric Equalizer: High Frequency: 12KHz±15dB Low Frequency: 80Hz /±15dB. Package List: 1 x Music Console1 x User Manual1 x Data Cable