The JVC SEA-E 50 is a graphic equalizer that was part of the JVC Midi E-50 system, manufactured between 1984 and 1986. Designed to enhance audio playback quality, this 10-band equalizer allows users to tailor sound to their preferences. It features a control range of ±12 dB across various frequencies including 32 Hz, 63 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz, 8 kHz, and 12 kHz / 16 kHz / 20 kHz. The SEA-E 50 integrates seamlessly with other components from the JVC Midi E-50 series, including the A-E 50 integrated amplifier and T-E 50 tuner. The equalizer is characterized by its analog slider controls, providing hands-on sound adjustment. It was marketed as part of a complete audio system that included speakers and other components, with a total system price of approximately 2,998 DM. Users have noted the audio quality as impressive, with the unit being capable of delivering a soft sound that complements a wide range of audio sources.