The Sansui ES-200 is an electrostatic loudspeaker that showcases Sansui's commitment to innovative audio technology. This speaker is designed to provide high fidelity sound through its electrostatic driver mechanism, which utilizes thin, electrically charged film elements sandwiched between metal stator plates. This design helps in delivering a smoother sound with a wide frequency response. The ES-200 typically features a frequency response range from approximately 30 Hz to 20 kHz, allowing it to reproduce both deep bass and high treble frequencies effectively. It often includes a wooden enclosure, enhancing both aesthetics and resonance control. The speaker is known for its clear sound reproduction and low distortion, making it a valuable addition to any audio system. The ES-200 is capable of handling a power input of around 30 watts, which allows it to perform optimally within its designated operating range. Overall, the Sansui ES-200 represents a blend of vintage craftsmanship and advanced engineering, suitable for audiophiles who appreciate the nuances of sound quality.