“ Introduction LEAR (an acronym of "Listen & Learn Everything. Acoustic & Audio Revolution) is a Hong-Kong based audio-products manufacturer founded in 2008 (which has recently also opened an HQ in Japan). The company makes portable headphone amplifiers, some different types of cables and adapters and also custom-fit in-ear-monitors ("CIEMs"), but in the past, they've also made...” --ItsMeHere
Spark High Definition In-ear Headphones are the combination of precision acoustics, unique design and expert ergonomic research. Powerful and accurate acoustics are achieved through high performance dynamic driver and special high definition acoustic filter built-in, resulting in full, explosive bass, intense mid-range and clear treble frequency response that will put a smile on your face...
“ Lear LCM-2B (all pictures can be clicked to open full sized version) Custom IEMs these days come in all shapes and sizes. With literally dozens of manufacturers out there, one can choose from any number of configurations – acrylic or silicone, full shell or canal-sized, armature or dynamic driver (or combination of the two), single...” --project86