The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
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.
Sony MH1CBLK: 1Hz
AKG IP2: 3g
4. sound pressure level
Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
Audeze EL-8 Titanium: 130dB/mW
5. driver unit size
The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.
Audeze EL-8 Titanium: 100mm
6. Can be used wirelessly
Wireless devices allow users more freedom of movement.
14% have it
7. control panel placed on a device
There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.
12% have it
8. sweat resistant
Resistance to sweat makes it ideal for use while doing sports.
11% have it
9. number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.
Parrot Zik Sport: 8
10. Bluetooth version
Bang & Olufsen Beoplay H4: 4.20
11. 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.