Audio Mixer stereo Dispenser for Club Player CD Bass Guitar and Key Mixer Description: [Multi-Channel Mixing Possibility]: This 4-channel audio mixer has four channels and can mix and process four audio signals simultaneously. This means that multiple audio sources can be connected to the mixer (such as microphones, instruments, audio players, etc. ) for more complex mixing and adjustment of sound. [Precise Sound Control]: The Mini audio mixer is equipped with volume control knobs and tone control knobs, allowing you to precisely adjust the volume and tone of each channel. This way, you can balance the volume of each audio signal as needed and adjust the tone to achieve the desired sound effect. [Durable and Reliable]: This portable mixer is built with high-quality PP materials and workmanship for durability and reliability. Withstands long-term use and frequent movement. [Low Noise]: stereo dispenser, top sound quality, low noise, provides excellent sound quality. [Wide Application]: 4-channel audio sound mixer, suitable for smartphones, computers, power supply, speakers, musical instruments, etc. Specification: Line input Forma: mono interface 6,5 mm Impedance: at least 4,7 kΩ Maximum Input Level: 16dBu Line Output Forma: mono interface 6,5 mm Impedance: about 80Ω Maximum Input Volume: 16dBu charger External power supply device: 12V/150mAh Power Consumption: 70 mAh Size Chart: 10,36 cm x 5,72 cm x 3,2 cm / 4,08 inch x 2,25 inch x 1,26 inch The package includes: 1 mini audio mixer 1 Adapter UE