Using an , the SE115m+'s earpieces fit into your ear canals to block external noise. But unlike the SE115, the Headset includes an inline microphone and three-button remote control compatible with the iPhone 3G and 3GS as well as the latest iPod and MacBook models.
The SE115m+ will be available later this month for $120. It will initially be available exclusively at Apple retail and online stores; availability will expand to other Shure retailers in January 2010.