The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
35000Hz
Sony MDR-Z1R: 120000Hz
2. lowest frequency
The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
5Hz
Sony MH1CBLK: 1Hz
3. weight
350g
Sony MDR-EX150AP: 3g
4. has sound isolation/passive noise reduction
The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.
Beyerdynamic DT660
45% have it
5. impedance
Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.
32 Ohms
Flips Solo 2 Social: 4 Ohms
6. has a neodymium magnet
Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.
Beyerdynamic DT660
35% have it
7. sound pressure level
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
97dB/mW
AKG K553 Pro: 144dB/mW
8. no battery needed
This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
Beyerdynamic DT660
69% have it
9. has a detachable cable
With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.
Beyerdynamic DT660
39% have it
10. can be folded
Folding devices are good for transporting as they take up less space in your bag.
Beyerdynamic DT660
31% have it
11. Can be used wirelessly
Wireless devices allow users more freedom of movement.
Beyerdynamic DT660
21% have it
12. has an over-the-ear form
Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.
Beyerdynamic DT660
40% have it
13. has an L-shaped plug
An L-shaped plug is better if the jack is on the left or right side of the device, so that the cable isn't bent, and is less likely to break when the device is in your pocket.
Beyerdynamic DT660
31% have it
14. has a straight plug
A straight plug is better when the jack is on the top or bottom of your player.
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
Beyerdynamic DT660
83% have it
16. cable length
A long cable ensures more freedom of movement.
3m
Pioneer SE-A1000: 6m
17. has an on-ear form
This device comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.