According to Klipsch, the S4a will be compatible with Android devices running Eclair 2.1 and above and it will work for calls and music. For further customization on the headphone’s functionality with your Android device, there’s even a Klipsch Control App that Android users can download for free.
As with most in-ear headphones, you can expect the Klipsch S4a to provide a certain degree of noise-isolation. If you’re looking to get your hands on the Klipsch S4a Android in-ear headphones, unfortunately it’s not available yet but is apparently up for pre-order. Just head on down to Klipsch’s website for more info.