More microphones result in better sound quality and enable the device to filter out background noise.
Nokia BH-905i: 10
3. has a battery level indicator
An indicator shows you when the device has low battery.
35% have it
4. can be used as a headset
A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.
96% have it
5. has a noise canceling microphone
These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
42% have it
6. has a rechargeable battery
The battery can be recharged and used over again.
69% have it
7. has a 3.5mm male connector
A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
31% have it
8. has stereo speakers
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
40% have it
9. Can be used wirelessly
Wireless devices allow users more freedom of movement.
70% have it
10. 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.
4% have it
11. Bluetooth version
Samsung Level U Pro: 4.1
12. 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.
48% have it
13. can be folded
Folding devices are good for transporting as they take up less space in your bag.
6% have it
14. 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.
Plantronics .Audio 355: 40mm
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.
Beyerdynamic MMX 101 iE: 12Ohms
16. maximum bluetooth range
The device can connect at a greater distance via Bluetooth or infrared to another device.
Sena SMH10 Motorcycle Headset & Intercom: 900m
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.
9% have it
18. has a mute function
The device has an option to mute/unmute a conversation directly from the device.