JUST COMBO is a versatile and portable audio mixer that is designed to meet the needs of different users. With its Bluetooth function and support for various devices such as mobile phones, tablets, computers, game consoles, mp3 players, and smart speakers, it offers an easy and convenient way to mix and control audio signals. The mini 3-channel audio mixer comes with independent volume adjustment buttons, which allow you to customize the audio levels for each input source. It also supports microphone input, making it ideal for outdoor gatherings, video production, teaching, and other applications where audio mixing and control are essential. Overall, JUST COMBO is a practical and reliable audio mixer that offers excellent value for money.