UNTESTED. POWER ON IN PHOTO. Vintage MMS-10 Stereo Amplifier Speaker for Personal Computers, manufactured in December 1992. This retro multimedia unit features front-facing volume, tone, balance, and mixer controls, along with a headphone jack and power switch. The rear panel includes dual RCA inputs (Input A and B), a speaker selector switch (Internal, Both, External), and spring clip terminals for external speakers. Designed to sit under a monitor, it includes a built-in downward-firing speaker and two front-facing speakers. The unit shows signs of age-appropriate wear, including scuffs and a vintage sticker on the top casing. Includes a 3.5mm to RCA adapter cable.