Integrated microphone and smartphone playback control, Hybrid silicone earbuds for secure, comfortable fit High quality 9mm dome type driver units, High-energy neodymium magnets for powerful sound Y-type cord with slider to prevent tangling, Two-tone color design Audio Driver Unit : 9 mm, dome type Sensitivity (db) : 100 dB/mW Frequency Response : 8 - 22,000 Hz General Type of Use : Portable Design : Earbud headset Plug : Gold-plated four-conductor L-type stereo mini plug Magnet : High-energy Neodymium Sensitivity : 100 dB/mW Hardware Headphone Type : Earbud Microphone : In-line elecret condenser Cord : 47 1/4 in. (1.2 m), Litz cord Y-Type Remote Control : Multi-function button / SmartKey app Power Power Handling Capacity : 100 mW (IEC) Speaker Impedance : 16 ohms at 1 kHz Type : Closed, dynamic Weights and Measurements Cord Length (Approx.) : 47 1/4 in. (1.2 m) Weight (Approx.) : 0.11 oz. (3 g) without cord