The SparkPlug features a dynamic element that is positioned just outside the ear and connected to a tubular port structure that is inserted on a soft expandable cushion into the ear canal. The soft foam cushion expands for a custom fit to improve isolation and enhance deep bass and treble clarity. Now with improved slow memory ear cushion made of hydrophillic, formed urethane, you are guaranteed a custom fit every time.
Includes an in-line mute button.
Ths SparkPlug also featues a white cord to compliment many MP3 players. The fit enhances isolation when you want to plug out ambient sounds that interfere with the listening experience. The SparkPlug has a frequency response performance of 10Hz-20,000Hz and full Sound of Koss. Combined with your favorite music and a portable sound system, it is the ultimate accessory on the go.
Plug specifications
| Frequency Response |
10-20,000 Hz |
| Cord |
1.2m |
| Plug |
3.5 mm |
| Impedance |
16 ohms |
| Weight |
0.25 oz. |
| Sensitivity |
112 dB SPL/1mW |
| Distortion |
<0.3% |
| Ear cushions |
closed |
