iFrogz EP-TP-MIC-GRN Transport EarBuds with Mic - Retail Packaging - Green Transport EarBuds provide a remarkably superior listening experience through an ultra-compact speaker driver. Blending a lightweight design with incredibly comfortable ear tips, Transports are the most comfortable in-ear choice. A colored, anti-tangle cord and right angle jack provide ultimate convenience. Includes convenient in-line microphone to allow enjoyment of in-depth acoustic tuning, without missing calls from your mobile phone. Driver Unit: 7mm neodymium - Impedance: 16 ohms - Sensitivity: 94dB+/-3dB at 1KHz - Frequency Response: 20 Hz to 20 kHz - Cord Length: 1.2 meters