Connect to your iPhone! The cord has an inline microphone and Push to Talk button to stop music and activate phone functions. Enhance your musical experience with the iSpark's incredible bass response. With the iSpark's memory ear cushions, you are guaranteed a custom fit every time. The iPhone compatible 3.5mm mini plug and 4 foot cord includes an inline microphone and button for accessing phone functions. The iSpark includes extra memory foam cushions and a glove soft carrying case.   Type Seal, Dynamic Driver Size ?mm CCAW Frequency Response 10~20,000 Hz Sensitivity 112 dB/mW Impedance 16 ohm Output ? mW Cord Length, Shape Straight, Single Entry, 4ft Weight ? g Weight in Retail box 80g

Contents .. Koss iSpark InEarphones with 4 feet cord ending in iPhone compatible stereomini plug Extra memory ear foam Glove soft Case We are Authorized Reseller. International & Singapore Lifetime Warranty Singapore: Liase with local distributor as instructed in warranty card. International: Liaise with your regional Koss. If unavailable, we can help you liaise with the Singapore distributor for a fee of SG$20. You will pay for postage to/from our Singapore office.