ABOUT ETERNAL SOUND

Eternal Sound, as originated from Denmark in 2013, was born out of our relentless pursuit of excellence and our love and passion for music. We devote ourselves on designs that enhance the full expression of details and the affectionate feelings of musical sounds. Today, many of the audio performances available in the market are bland and monotonous. With that in mind, we target ourselves in the development and production of various levels of high-end car and home Hi-Fi audio systems reflecting our mission and our love and passion for music.

Decades of devotions to sonic quality

Eternal Sound has been persistently advocating, contributing, and dedicating to the sound-reproduction-perfection development over decades. Regardless of the perpetual advancement of technology and constant changing of general conceptions on acoustics, we always adhere to our consistent philosophy of "relentless pursuit of the uncompromising co-existence of the authentic truth and aesthetic beauty of sounds".

Simplicity
Technology

International Marketing Manager | Sales & Business Development Expert

Frank Hasselriis

Currently serving as International Marketing Manager at Eternal Sound, where I lead efforts to drive sales and expand the global market presence for the company’s Automotive Aftermarket DSP, amplifiers, and drivers, excluding China and Hong Kong. With over 15 years of experience in international sales and business development, I have worked in diverse sectors including Hi-Fi, professional audio, and consumer electronics. Previously, I held senior roles at Scan-Speak A/S, Amate Audio, and Scandyna, where I managed global sales, marketing strategies, and distributor relations across multiple regions. I bring a strong background in developing brand strategies, managing high-level negotiations, and driving growth in competitive international markets. Throughout my career, I have consistently fostered relationships with key distributors, manufacturers, and OEMs, participated in major industry trade shows, and executed successful market expansions. My academic credentials include diplomas in Digital Marketing and Sustainable Business Understanding, which complement my practical expertise in sales, marketing, and product development.