Headphones
| Headphone frequency |
18 - 22000 Hz |
| Driver unit |
9 mm |
| Ear coupling |
Intraaural |
| Headphone sensitivity |
100 dB |
Additionally
| Wireless technologies |
Wired |
IM-490S - stereo earphones - high-fidelity
Featuring lightweight alloy metal housing and high-fidelity 9mm neodymium drivers, the Made for Sansa iM-490S is acoustically tuned to provide optimal audio playback from your Sansa MP3 or video player. Also works with iPod and any MP3 players.