About COS
COS Engineering, founded by three close friends serious about audio entertainment, is dedicated to developing gears of the digital era that render music listening a sheer pleasure. D1, COS Engineering's first product, made its debut in 2014.
Amplifiers
Sources
Power
Visual
Accessories
WHO WE ARE
We offer a wide range of specialty equipment and high-end speakers, backed by a knowledgeable service team, to deliver an unparalleled auditory experience.
We are constantly bringing in new and exciting products to our shop floor. Don’t just scroll it, come in and experience it.
WHO WE ARE
We offer a wide range of specialty equipment and high-end speakers, backed by a knowledgeable service team, to deliver an unparalleled auditory experience.
We are constantly bringing in new and exciting products to our shop floor. Don’t just scroll it, come in and experience it.
WHO WE ARE
We offer a wide range of specialty equipment and high-end speakers, backed by a knowledgeable service team, to deliver an unparalleled auditory experience.
We are constantly bringing in new and exciting products to our shop floor. Don’t just scroll it, come in and experience it.
WHO WE ARE