Stereo_Electronics 0 Report post Posted January 21, 2008 Specifications Type: Dual balanced armature type Output sound pressure level: 107dB/mW Frequency Response: 20 - 15,000Hz Max input power: 3mW Impedance: 55 ohm Cord type: 1.2m Y type Accessories Carrying pouch and ear pieces (S, M, L) Made in Japan Share this post Link to post Share on other sites