iKROSS STEREO SOFT GEL EARBUDS with MICROPHONE Enjoy your music with superb stereo sound quality and seamless transition to handfree conversations. ~Easily switch from your music to take and end calls ~Cord mounted microphone with single multifunction button ~Noise reduction microphone and earbuds ~Premium tangle-free flat cable with metallic housing earbuds ~Includes three pairs of soft gel earpieces in various sizes for custom fit ~Compatible to devices with 3.5mm auxiliary jack Specifications: -Driver Unit: 8mm -Sensitivity: 95dB -Impedance: 16 ohms -Frequency Range: 20Hz - 20kHz -Rated Power: 3mW -Max Power: 10mW -Length: 4ft -Connector Plug: 3.5mm