Features: * Equipped with multiple functions such as microphone amplifier, earphone amplifier, and 100 kinds of effect adjustment, it can also replace the sound card and be directly applied to computer recording and network karaoke, etc. * USB plug and play. Audio equipment with its own USB interface, lossless sound quality, can be read and played in an instant. * Accurate real-time monitoring. Connecting headphones can directly monitor each channel, and the real-time adjustment operation is more accurate. * Professional three-band equalization adjustment. Each mono channel has three-band equalization adjustment, independent adjustment of high, middle and bass. * Ultra-wide compatibility range, compatible with a variety of devices, such as edge speakers, sound card equipment, headphones, amplifiers, effects, microphones, etc. Specification: Name: Audio Mixer Channel: 8 channels Power input: AC100V-240V 0.2A Maximum output level: +26dBu Common mode rejection ratio: 75dB Line input level: +24dBu Frequency response: 20Hz-20KHz Microphone input level: +24dBu Total harmonic distortion: 0.01% Noise: -80dB bluetooth: 5.0 Maximum power input power: 15W Master meter: 10 short LEDs, -2424dB to clip Crosstalk (1KHz): fader closed 85dB between channels 82dB noise (22HZ-22KHz): equivalent input noise -122dBu residual output noise -90dBu Size: 405*340*37mm Colour: Black Packing included: 1 * Audio Mixer Note: 1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.