Technical Specifications:- >Large 10.5mm Tesla Dynamic Driver Unit. >Impedance: 32 Ohms. >Sensitivity: 110dB/mW. >Frequency Response Range: 8Hz-40kHz. >High-Purity OFC Cable with 3.5mm Gold-plated Plug. >Universal MMCX connectors. Astrotec has released the world s first IEM with a Tesla Magnetic whole copper dynamic driver unit, the Astrotec Volans. It is a very beautiful, well-crafted pair of in-ear monitors with a powerful DD set up on each side to satisfy your audio needs with its crystal clear sonic performance. World s First Tesla Magnetic Copper Dynamic Driver Unit:- The Astrotec Volans is equipped with a whole copper tesla magnetic driver unit. It is the world s first pair with a whole copper driver unit. Earlier music instruments were made with copper/brass material as they have amazing sonic characteristics. The Volans provides its users with an unmatched crisp sonic performance with the help of this powerful dynamic driver unit. Well-Crafted Beautiful Design:- The earpieces in Astrotec Volans are well-crafted with a beautiful ergonomic design. They are lightweight and ergonomic providing a firm and comfortable fit for its users. The pair has an eye-catchy beautiful design, available in two colors, galaxy blue, and mint green. We bet you are gonna love the beautiful pair of Volans in both the colors. Ultra-Wide Frequency Range:- The Astrotec Volans is tuned professionally with quality precision. The pair has amazing extensions at the lower and higher ends with a frequency response range of 8Hz-40kHz. There will be no detail that will go missing from your music. High-Quality Bundled Cable:- The Astrotec Volans comes bundled with a high-purity OFC cable with a gold-plated 3.5mm termination plug. The cable has universal MMCX connectors that provide a firm connection between the cable and the IEMs.