IEM Build & Design
The S4 has resin shells and there is a smooth surface. On each faceplate, the brand logo is printed in silver. The shells are light brown transparent in color. The nozzle is slightly angled with 2 bores. The S4 utilizes 2 pins 0.78mm connectors and it has an ergonomic design.
Cable Build & Design
The cable is made of silver-plated copper and it has a 8 core braided design. The 2 pins 0.78mm connectors have a silver housing with blue & red rings on the left and right side respectively. The cable has a memory wire section that is enclosed in a transparent heat shrink tube. There is no chin slider and the y-splitter is silver in colour. Lastly, the jack is 3.5mm rhodium plated straight with strain relief and it has a silver housing.