Features: brand new and Connect the computer to act as a sound card:only need a USB data cable to connect to the computer for tuning,suitable for computer live broadcast, online teaching, voice chat. 5 channel, stereo, and multi-purpose audio mixer, and interface with high-quality DSP (digital signal processor) chip. Built-in 48V phantom power supply for condenser microphone, high-definition headset output port. Built-in upgraded version of bluetooth-compatible module, fully support mobile phone/pad and the other digital products with bluetooth-compatible. Three power supply methods to adapt to various environments:Power adapter power supply, power bank power supply, computer power supply. Specifications: Material:Metal Size:21x20.5x6.5cm/8.27x8.07x2.56in Option Type:Audio Mixer with European Plug;Audio Mixer with American Plug; 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! Package includes: 1x Audio Mixer 1x Charging Cable 1x USB Cable