The ProDJuser Slant 12-16 RS is a professional DJ mixer designed for demanding environments, featuring a 4-channel configuration and extensive connectivity options. The device combines high-quality components such as a durable metal construction, precise faders with smooth action, and robust knobs for frequent use. With dimensions of 48 cm in width, 28 cm in depth, and 9.5 cm in height, and a weight of 5.2 kg, it offers solid craftsmanship while being portable for professional setups. Technical specifications include a frequency response of 20 Hz to 20 kHz, a signal-to-noise ratio of over 90 dB, and a total harmonic distortion of less than 0.005 percent for clean audio playback across all channels. The mixer features balanced XLR outputs as well as unbalanced RCA outputs, separate input gain controls for each channel, and a 3-band equalizer with adjustable mid-frequency. Additional features include a dedicated microphone input with its own EQ range, extensive crossfader curve adjustments, and multiple effect send/return loops for external processors. It also includes a digital effect processor with 12 preset effects, adjustable parameters, and a tap-tempo function, all accessible via dedicated controls without a menu structure. The power supply operates on 230 V AC (50-60 Hz) with universal voltage compatibility at approximately 45 W of power consumption. All connections are gold-plated for optimal signal transfer and corrosion resistance, and the internal circuitry utilizes surface-mount technology for reliability and consistent performance. The package includes a detachable power cable, a dust cover, and a comprehensive user manual. As a compatible central element for turntables, CD players, and digital controllers, the mixer serves as a core component of professional audio configurations in clubs, studios, and for mobile DJ applications.