features 1Stable Performance: Stable and compatible with mainstream audio software, achieving second connection, fast transmission rate, low power consumption, and more stable signal. 2High Accuracy: The USB sound mixing console is equipped with a high accuracy 16 BIT, 48KHZ audio resolution, ensuring the sound quality is as professional as ever. 3USB Power Supply: Audio mixer sound board uses USB to connect to the computer and supply power, which is more convenient to use. 4Small Portable: The USB sound mixing console has a compact structure and is easy to carry when going out. It also provides switchable 48V power supply to escort power consumption. 5Wide Application: 2 channels audio mixer is suitable for a variety of scenarios, such as music recording, home karaoke, internet karaoke, etc.SpecificationItem Type: 2 Channels Audio MixerMaterial: Plastic,AlloyFrequency Response: 20Hz-20KHzMaximum Input Level: +10dBuInput Resistance: 18.5kGain Range: -10dB to +40dB .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x2ChannelsAudioMixer1 x User Manual1 x Power CableNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.