1.Original In-Ear Headphones with Remote and Mic MA850 2.Hear every detail of your music every time you tune in with the In-Ear Headphones with Remote and Mic. They offer pro audio performance and impressive sound isolation, and convenient buttons let you adjust the volume, control music and video playback and even answer or end calls on your iPhone. 3.Two drivers in each earpiece. Each earpiece contains two separate high-performance drivers a woofer and a tweeter resulting in rich, detailed, and accurate sound reproduction and amazing bass response for all types of music. 4.Impressive sound isolation. Choose from three sizes of soft, silicone ear tips for a comfortable, stable fit. When inserted in your ear, they create a seal that blocks outside noise so you can get the most from your music. 5.Take control. The control capsule located on the cable of the right earpiece includes a microphone and three buttons. Here's what you can do with this convenient remote:* Adjust volume by pressing the + and - buttons. Control music and video playback including play/pause and next/previous by pressing the center button. Record voice memos on supported devices. Answer and end calls. 6.Steel mesh caps for protection. Stainless steel mesh caps protect the precision acoustic components from dust and debris. You can remove the caps for cleaning or replace them with an extra set that's included in the box. 7.Whats in the Box In-Ear Headphones with Remote and Mic Carrying case Three sets of silicone ear tips (small, medium, large) Two replacement mesh caps 8.Technical Specifications Frequency response: 5Hz to 21kHz Impedance (at 100Hz): 23 ohms Sensitivity (at 100Hz): 109 dB SPL/mW Drivers: Custom two-way balanced armature (woofer and tweeter in each earpiece) 9.Length and Weight Cable length: 1065 mm from audio jack to splitter; 330 mm to earpiece Weight: 0.4 ounce (10.2 grams) 10.Connector Four-conductor 3.5 mm audio jack 11.This accessory is compatible with the following: iPhone 3GSiPod touch 2nd generationiPod classic 120GB 160GB (2009)iPod nano 5th generation (video camera)iPod nano 4th generation (video)iPod shuffle 3rd *Compatibility Information The remote and mic are supported only by iPod nano (4th and 5th generation), iPod classic (120GB/160GB), iPod touch (2nd generation), and iPhone 3GS. The remote is supported by iPod shuffle (3rd generation). Audio is supported by all iPod models. Requires software version 1.0.3 for iPod nano (4th generation), 2.0.1 for iPod classic (120GB), and 2.2 or later for iPod touch (2nd generation).