Dunu est 112 4 driver hybrid earphone dunu est112 is the latest quad driver triple hybrid pair of in ear monitors. The number 112 denotes the driver configuration of the pair. It is equipped with a large 13.5mm dynamic woofer, a high performance knowles balanced armature driver, and two sonion est drivers. These four drivers are fitted inside beautiful and lightweight aluminium alloy ear cavities with designer stainless steel face panels. The pair is tuned to produce a relaxing, gentle sound signature with lively, resolving output. Triple hybrid quad driver configuration dunu has equipped the est112 with a quad driver triple hybrid driver configuration on both sides. The pair features a powerful dynamic driver unit with dual sided beryllium coating paired with a premium knowles ba unit and two high performance electrostatic drivers. The est112 is the first pair from dunu to feature a triple hybrid driver configuration. Powerful dynamic driver unit with dual sided beryllium coating dunu has equipped the est112 with a large 13.5mm dynamic woofer. It has a dual sided beryllium coating. Its diaphragm is thicker with a finer and regular grain pattern. It helps bass and lower midrange frequencies maintain their palpable texture and separation with ultra low distortion ratings. High performance knowles balanced armature driver dunu has featured a high performance balanced armature driver from knowles in the est112. It handles the mid high frequency response in the pair with a transparent and reference response. The pair produces lively and engaging vocals with high resolution clarity. High performance sonion est drivers long gone are the days when est drivers were only being used in high end headphones. The technology is advancing at a rapid speed with its implementation in many flagship iems. Dunu has implemented two high performance est drivers from sonion a highly renowned audio driver manufacturing brand. They present a smooth, elegant, and well detailed high and ultra high frequency response with the est112. All new lightweight and elegant aluminium alloy shell dunu has designed an all new shell package that encapsulates the re engineered driver circuitry. The ear cavities are made with a high precision machining process using lightweight and durable aluminium alloy material. They are finished with scratch resistant gunmetal anodizing and feature polished stainless steel faceplates for a simple yet timeless design. Silver plated copper litz cable with patented quick switch modular plug system dunu bundles the est112 with its premium duw 02s cable. It is a high quality litz braided silver plated copper cable with dunus patented quick switch modular plug system. Apart from the standard 3.5mm single ended plug, the package includes 2.5mm and 4.4mm balanced termination plugs.