Headphones
| Ear coupling |
Intraaural |
| Impedance |
16 Ω |
| Headphone frequency |
20 - 20000 Hz |
| Driver unit |
6.8 mm |
| Wearing style |
In-ear |
| Headphone sensitivity |
92 dB |
| Maximum input power |
20 mW |
Additionally
| Wireless technologies |
Wired |
Original M Series M21 In-Ear Headphone, Black
Detail, clarity, space, enhanced bass, and of course a very cool style are what the M21 delivers. The small housing makes the M21 comfortable to wear for people with all ear sizes, and the sound will make you want to keep wearing them for as long as you can! The full range and fun sound is great for today's pop music and electronics, but still brings excitement to other genres.
The Original M Series in-ear headphones have a fun sound with enhanced bass that doesn't intrude into the rest of the spectrum along with good clarity.
- Durable and stylish metal housing with two-tone color
- 7.0 mm dynamic driver is detailed with good clarity, extended treble, and enhanced bass.
- Frustration-free designer cable offers low microphonics (cable noise from movement) and tangle resistance
- In-ear design provides passive noise cancellation
- Compatible with iPod, iPhone, MP3/CD/DVD players, computers, and all devices with a standard 3.5mm jack