BOX M1 is a mini stereo HiFi phono preamplifier for MM turntables, powered by a DC 12V supply. Why you need it Converts phono signals from MM cartridges to line level with ultralow noise for clear, faithful vinyl playback. Provides flexible listening options with a 3.5 mm headphone output and a line output for powered speakers. Key features and benefits MM turntable input support for moving magnet cartridges. 3.5 mm headphone output for private listening. Line output compatible with powered speakers or external amplifiers. Compact design ideal for small spaces, desks, shelves, or AV setups. DC 12V power supply enables stable and straightforward operation. Ultralow noise performance to preserve signal quality. Use scenarios Scenario 1: Connect a MM turntable to BOX M1, run the line output to powered speakers, and enjoy headphones via the 3.5 mm jack for private listening. Scenario 2: Desktop vinyl setup in an office or study: turntable to BOX M1, line out to computer or standalone powered speakers, with headphone listening when needed. Scenario 3: Dorm or small apartment setup requiring a compact, reliable vinyl upgrade without bulky equipment. Performance and compatibility summary Function: phono preamplification from MM inputs to line level Compatibility: MM turntables, 3.5 mm headphone output, line output for powered speakers Size: mini, compact design Power: DC 12V supply Performance: ultralow noise for improved vinyl playback