FANTASTIC SOUND! Matching preamp for the famous Proton D1200 power amplifier; Very similar to NAD 1300 pre amplifier NICE ENGINEERING, WORKS AND SOUNDS LIKE NEW; * Year: 1985 * Phono MM/MC (Gold plated jacks), Tuner, CD, Video, Tape1, Tape2 * Pre out Normal (gold plated RCA), Pre Out High Level (gold plated RCA) * Phono: Hi, Low * Phono Capacitance: 100P, 200P, 320P * Bass EQ * Infrasonic filter * Bass, Treble * Balance, Volume * Stereo/Mono * Rec Out for all functions * Headphones jack Pre Out High RCA jacks is a superb rarely found feature used for: 1. driving pro headphones; 2. driving active speakers; 3. when using long lengths of wiring (usually in pro setup)