Features: Professional Mixer with Sound Card: can meet various needs of users, such as home music production, webcast, karaoke, cover and so on. 4-channel Multifunctional Mixer: with gain adjustment, high and low tone adjustment, reverberation delay adjustment, the tuning performance of the mixer is strong. Built-in Upgraded BT Module: it fully supports digital products with audio interface such as mobile phone / computer / pad. There is no need to plug in the audio connection cable and connect directly with wireless BT identification. Support USB Connection: plug and play, compatible with most music formats on the market. Or connect it with computer to act as a sound card, suitable for computer live broadcast, network teaching and voice chat. High-quality Digital Effect Processor to Render the Input Sound: REVERB adjustment to make the sound more stereo. Small and Light Mixer: can be directly connected to the USB port of PC for power supply without additional power supply. Strong Compatibility: it can be connected to a variety of audio devices(wired/wireless microphone, power amplifier, loudspeaker box, electronic musical instrument, mobile/computer), which is convenient for use in various occasions Specifications: Plug: EU / US / UK (Optional) Material: ABS Voltage: 230V, 50Hz(EU), 120V, 60Hz(US), 240V, 50Hz(UK) Item Size: 180 * 150mm / 7.09 * 5.91in Package Weight: 600g / 21.16oz Package Size: 22.5 * 19 * 8cm / 8.86 * 7.48 * 3.15in Packing List: 1 * Sound Console