AKG K551Motorola S11-Flex HD
Top 54%624 points
Top 54%
Top 70%406 points
Top 70%
AKG K551
Motorola S11-Flex HD
vs
Top specs and features

AKG K551 vs Motorola S11-Flex HD: 15 facts in comparison

1. 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.
AKG K551
Motorola S11-Flex HD
45% have it

2. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
AKG K551
Motorola S11-Flex HD
71% have it

3. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K551
Motorola S11-Flex HD
32% have it

4. has an in-line control panel

There is a control panel on the cable, so you can easily operate the device without having to interact with it.
AKG K551
Motorola S11-Flex HD
45% have it

5. 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.
AKG K551
Motorola S11-Flex HD
78% have it

6. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K551
Motorola S11-Flex HD
51% have it

7. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K551
Motorola S11-Flex HD
19% have it

8. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K551
Motorola S11-Flex HD
41% have it

9. 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.
AKG K551
Motorola S11-Flex HD
16% have it

10. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
AKG K551
Motorola S11-Flex HD
85% have it

11. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.
1
Parrot Zik Sport: 8
2

12. sweat resistant

Resistance to sweat makes it ideal for use while doing sports.
AKG K551
Motorola S11-Flex HD
10% have it

13. 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.
AKG K551
Motorola S11-Flex HD
23% have it

14. has a noise canceling microphone

These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.
AKG K551
Motorola S11-Flex HD
3% have it

15. has an in-ear form

The in-ear device is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. It is inserted in the ear canal itself and blocks out a lot of environmental noise. It has stronger bass tones and is unlikely to fall out of the ear.
AKG K551
Motorola S11-Flex HD
33% have it

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