IEM Build & Design
The E4000 is made of aluminum with black alumite finish. There is the brand logo printed at the back of each shell. There are the brand name and model name printed on the sides of each shell. There are L & R markings at the bottom of the left and right shells respectively. The nozzle is made of plastic with filter. The E4000 utilizes MMCX connectors and it is constructed well.
Cable Build & Design
The cable is made of OFC. For each MMCX connector, there are black & red rings on the left and right respectively. In addition, there are L & R markings on the left and right respectively. The connectors have a black housing. There is no memory wire. The chin slider and y-splitter are made of rubber and black in colour. The jack is 3.5mm gold plated right angled with black housing and there is strain relief.