I am sorry to poop on your party but those headphone looks like $5 sony earbuds. The build quality looks piss-poor.
Why would you even want an earbud that's open? I would pick sr60/PX100/sr80/ms1 if I was doing portable open, and IEM if I want closed.
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TEAM HF-1(#25) / HF-2 (#268) TEAM HSPICE
Headfi Feedback
Headphone: SB3/CAL Delta > Corda Opera/M^3 > HD650v2; HF-1; HF-2
Speaker: SD Transporter > CAL Alpha > Ayre AX-7e > Harbeth Monitor 30
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