Connect to your iPhone in a new way with the Koss i150: the latest in Hi-Fi stereophones from the trusted brand that introduced the first stereophone. Enhance your musical experience with the i150s incredible bass response. Moulded silicon cushions provide ideal isolation and comfort for long listening and talking sessions. The iPhone-compatible 3.5mm mini plug and 4 foot cord includes an inline microphone and button for accessing phone functions. The i150 includes small medium and large cushions and a glove soft carrying case. Avoid using headphones with the volume turned up for an extended period of time. Doing so can damage your hearing. It is advisable to keep the volume at a moderate level at all times.