Sumajin's sound isolating SEP-001 in-ear earphones block unwanted exterior noise from ruining your music listening experience. Unlike active noise canceling headphones, there's no fancy destructive interference here, but more of a brute force, passive sound isolation thing going on. In any event, you can probably expect the SEP-001s to sound better than Apple's stock earbuds, which I still see people wearing in the street. Why?
Sumajin's including a few extras with its earphones, like a Smartwrap cable manager, airline adapter plug and a travel pouch. The earphones should sell for around $40.