Quickly adapt to healthier listening levels with the dBLogic SPL2 Adapter. A battery-free, setting-free, and adjustment-free device, the SPL2 Adapter lets you add dBLogic SPL2 Technology to your own earbuds. With SPL2 Technology, this adapter used with your favorite earbuds offer a lifetime of healthy listening.
Just connect SPL2 Adapter to your earbuds and MP3 player. The adapter is designed specifically to work with Apple® ear buds.