Designed for iPhone™ & iPod touch®Fits several Smart Phones including Blackberry®: Curve/Storm/Pearl, T-Mobile® G1 Nokia®: 5800/E63/E71/E71/E75/N79/78 External jack allows full use of iPhone™/iPod Touch™ microphone and volume commands Built-in cable manager holds earphones and cables Active sport carabiner secures i1015 to backpack or belt loop Easy open latch Custom rubber liner doubles as o-ring seal Stainless steel hardware