The Stax SR-Sigma is an electrostatic headphone model that offers a unique auditory experience through its advanced design and technology. It features a lightweight and open-back construction, allowing for natural sound reproduction with an expansive soundstage. The SR-Sigma utilizes electrostatic drivers that are known for their speed and accuracy, delivering crisp and detailed audio from low to high frequencies. The headphone is crafted from high-quality materials, contributing to both performance and durability. The design prioritizes comfort, with plush pads around the ear cups and an adjustable headband that accommodates various head shapes and sizes. The SR-Sigma is typically used with dedicated electrostatic amplifiers, enhancing its performance by providing the necessary voltage to drive the electrostatic diaphragm effectively. Specifications include a frequency response range that typically extends from 15Hz to 30kHz, with an impedance of approximately 145 kΩ, and a sensitivity level allowing for adequate sound levels even with lower-powered amplification. Overall, the Stax SR-Sigma is aimed at those seeking an immersive listening experience, characterized by its remarkable clarity and fidelity.
