Erhalte den wöchentlichen HiFi-Überblick — neue Geräte, Lesetipps und Angebote.
The Stax SR-Sigma Pro is a high-quality electrostatic headphone that was first introduced in 1977, making it one of Stax's earlier models and a significant part of the brand's history. The Sigma series represented a departure from previous designs, being the first to feature a true 'earspeaker' conf...