The Studiomaster Professional Mixer is a high-quality analogue mixer designed for professional audio applications. With 6 mic inputs, 2 phono inputs, and 6 line inputs, this mixer offers ample connectivity options for various audio. The Studiomaster brand is known for producing durable and professional-grade audio equipment, making this mixer a solid choice for musicians, DJs, and audio engineers seeking a versatile and robust mixing solution. Missing one volume knob but should be fully functional (I HAVENT TESTED IT, RECEIVED IT FROM A WORK PARTNER OF MY DAD, IF THERES ANY ISSUES AFTER PURCHASING PLEASE CONTACT ME).