It’s rare to see a dual dynamic driver earphone in the sub $100 range, and that’s exactly what we will be taking a look at today. After reviewing top tiered IEM’s, I thought it would be good to take a step back and look at some budget IEM’s, tailored for all the mid-fi people wandering around on the market. The SonoCore COA-803+ is a dual dynamic driver earphone that...
“ I compared this ultra sound TwinBA IEM with UE700. UE700 and GH-ERC-DMS, both are dual/twin BA, but different tuned. audio source : iPod touch 4G 32GB and iPhone4G 32GB w/ ALAC or MP3 320KBps , 93~94dB normalized. Outlook and packaging: Oh, poor. outfit made with plastic and inner is seems to urethane. cable is really same as MEElec A151. ( shorter than...” --Raphael K