The FIBAE 2 is a smooth sounding dual BA drivers iem that is capable of tackling vocals with ease. The non-offensive approach is a soothing listen and details are in abundance. Resolution is at a high standard. The sound signature of FIBAE 2 is quite spot on. The overall package is very good with a Pelican 1010 case. The build quality of the FIBAE 2 is excellent and it is handcrafted with a beautiful design. In market now, there are many dual BA drivers iem and I have to say that the Custom Art FIBAE 2 is easily one of the top dual BA drivers iem.