“ Comparing the new Energy Sistem E214 vs SoundMagic PL-30 vs Meelectronics M6-Clear (Westone UM3x also commented on) According to the company's website, this new IEM comes in various colors. The Black model is the E212, Blue is the E214 and so on. All the Energy Sistem models in this line look to have the same components, just made with different color bodies, and different colored...” --willyc32
“PREAMBLE INTRODUCING ROCK JAW’S ALFA GENUS SINGLE DYNAMIC DRIVER IEM The Alfa Genus From Rock Jaw Alfa Genus Paired With Fiio X5 RockJaw UK is a relatively new headphone/earphone manufacturer to the Head-Fi scene, so it was with particular interest that I noticed their early posts on the forums, and when they asked for potential...” --Brooko
“ARCANA IEMs: Rock Jaw offers a variety of IEMs and headphones, aiming to provide great value, reliable and robust devices, with self proclaimed minimal packaging and overhead to help minimise cost. Rock Jaw ARCANA IEMs are a solid entry level dual driver IEM offering a fun sound signature at a remarkable value for money. I have so far racked up 40 enjoyable hours of use with...” --ApplesRevenge
ROCK JAW HYDRA feature ROCK JAW's latest designed dual 11mm + 6mm drivers. For greater balance and separation.