The sub-bass has moderate quantity with fair extension. The sub-bass reproduction is impactful and delivers a full punch. The rumble is expressed naturally. The bass decay has moderate speed and the bass texture is rendered well. Each bass note is articulated with a smooth hit that packs some strength to inject authority. The mid-bass has apt quantity and the slam is delivered with satisfied body. The bass performance is soothing and satisfying.
The midrange is expressed smoothly with fair transparency level. The vocals reproduction is presented in a soothing approach and vocals are alluring to listen to. There is an emotional rendition. The lower mids has moderate quantity and there are no signs of dryness to male vocals . The upper mids has a little forwardness and female vocals are controlled with intimacy. The vocals performance is relaxing to listen to.
The treble is extended fairly with no sibilance and harshness. The crisp has moderate definition and there is slight sparkle. The treble has moderate body and it has a smooth presentation. The amount of air rendered is average. The treble is controlled well and it is able to ensure a fatigue-free listen.
The ESEP-01BU expands naturally and the width has a reasonable magnitude. There is slightly closed-in depth with sufficient space rendered. Positioning of vocals and instruments has moderate precision.