Features:- In-Ear, sound isolating design
- Built-in microphone for use with iPhone, BlackBerry and other mobile phones
- Driver Diameter: 10mm
- Frequency Response: 20-20KHz
- Includes 3 different ear gel sizes
- Compatible 3.5mm input plug and adapters for use with multiple devices
- Sensitivity (S.P.L.): 92(+/-)3dB (at 1KHz)
- Impedance: 16
Designed for big sound in a small package. The SUMO headphones let you rock out anywhere from the subway to the studio. Engineered to deliver the highest-quality listening experience from your Apple iPod, iPhone, BlackBerry, or other mp3 player, mobile device or music device.
