Knowledge Zenith ES4

Knowledge Zenith ES4 is the new generation hybrid technology driver earphones from the house of Knowledge Zenith. ES4 consist of one dynamic and one balanced armature driver in each shell. Its dynamic driver is 10mm in size using Graphene technology. The sound is very carefully tuned between lows, mids and highs using its PCB aka dividing circuit which further enhances the degree of separation and layers.

The ES4 comes with a detachable cable negating the risk of damaging the cable.