Noble's past IEM products have always been BA units design. But this time round with their latest flagship Khan, they adopted a more radical combination with three driver designs dynamic. Balanced Armature
 and Piezo Electric. Its certainly a surprising and bold move but its a trend we are seeing lately for manufacturers to use more driver combinations with the introduction of new estat based driver from sonion. Design The iem housing, has been reduced much in size this time and is now closer to custom models in the market, maybe just slightly...

The KSE1500 in-ear electrostatic earphone was a breakthrough product 3 years ago and occupies a top spot in the high end in-earphones market then. With the recent trend of price increase in the flagship iems (think obravo, vision ears, spiral ear) it might not occupy the top spot price wise but nothing has changed when you compare its performance and unique technology against these flagships. A new iteration, KSE1200 was introduced in 2018, which simplified the accompanying dac amp system by removing the dac component and comes with a 1/3 price...

My model is a universal version so there might be some variations from a custom model. All listening is done using hugo2 optical out as source. I will skip the build and design as you can find a more in depth explanation at empire ears web page. Instead of going for a more conventional mid forward tuning, the latest models of the empire ears phantom and legend x have a more neutral midrange, partly due to the enhanced bass response in these models. In its original configuration with ares ii cable it has a warm and somewhat dark tonality due to...