EarPollution Crew Graffiti Earphone In-Canal Noise-Isolating Technology with Memory Foam Tips (3 Sets Included) Specifications: Driver Unit: 9 mm, Impedance: 16 Ohms, Sensitivity: 98 db +/- 3 db, Freq. Response: 20 Hz - 20 kHz, Cord Length: 1.2 m, Plug: 3.5 mm iPod, iPhone, iPad, Android, etc. Compatible Genuine iFrogz product. ROHS & CE Compliant. Available in six color options.