The Earphone represent a revolution in design, comfort and sound delivery.  And for the price you'd be hard pressed to find better!

The Apple EarPhone with Remote and Mic also include a built-in remote that lets you adjust the volume, control the playback of music and video, and answer or end calls with a pinch of the cord.

Speaker size: 9mm

Frequency range: 18-20,000 HZ

Sensitivity 116dB

Impedanse: 32

Cable lenght: 120 cm

Jack: 5mm