Feature: 1. Versatile 4-Channel Mixer: Our compact audio mixer features 4 input channels, making it perfect for various applications such as DJ performances, karaoke sessions, and live sound events. This professional mixing console is designed to deliver exceptional sound quality in a portable format. 2. Built-in 48V Phantom Power Supply: Equipped with a built-in 48V phantom power supply, this sound board supports high impedance devices like microphones and instruments, ensuring you get the best performance from your equipment. Enjoy crystal-clear sound with our advanced mixer audio technology. 3. Multi-Device Compatibility: The DJ mixer board is intelligently designed to connect with multiple devices including computers, BT players, and MP3 players. Experience seamless integration with your favorite tools, enhancing your overall performance at any event. 4. User-Friendly Digital Display: Featuring a multifunctional digital display screen, this sound mixer allows for easy monitoring and control of your audio settings. With plug-and-play feedback and accurate ear monitoring, you can effortlessly adjust your sound output as needed. 5. Compact and Portable Design: With an elegant appearance and lightweight construction, this 4 channel mixer is easy to carry and set up anywhere. Whether you're recording on a computer or hosting an online karaoke session, this versatile mixer fulfills all your audio needs while being highly portable. Specification: Mono Line Input Channel: XLR Microphone Input: 2 MIC Preamplifier: 0 dB-60 dB gain adjustable EIN-129dBu Stereo Line Input: 6.35mm interface Channel Equalization:Low frequency, medium frequency (100 Hz-5 kHz), high frequency Frequency Response: 20 Hz-20 kHz (0dB/-1dB, MIC to left/right output) Total Harmonic Distortion (T.H.D.): 0.01%, 20 Hz-20 kHz Channel: 4 Channels Phantom Power Supply Voltage: +48V Power Supply: USB DC 5V Type-C interface Product Size: 20.5 * 17.5 * 4.5 cm/8.1 * 6.9 * 1.8 inch Product Weight: 463 g/16.3 oz Package List: 1 * Mixing Console1 * USB-C Cable1 * Instructions