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AKG K518
JBL Synchros S400BT
Top 53%610 points
Top 53%
Top 57%561 points
Top 57%
AKG K518
JBL Synchros S400BT
Top specs and features

AKG K518 vs JBL Synchros S400BT: 13 facts in comparison

1. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
24000Hz
Sony MDR-Z1R: 120000Hz
22000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
16Hz
Sony MH1CBLK: 1Hz
10Hz

3. 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 K518
JBL Synchros S400BT
45% have it

4. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
115dB/mW
AKG K553 Pro: 144dB/mW
115dB/mW

5. 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.
AKG K518
JBL Synchros S400BT
39% have it

6. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K518
JBL Synchros S400BT
31% have it

7. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K518
JBL Synchros S400BT
23% have it

8. 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 K518
JBL Synchros S400BT
18% have it

9. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K518
JBL Synchros S400BT
64% have it

10. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K518
JBL Synchros S400BT
43% have it

11. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K518
JBL Synchros S400BT
50% have it

12. 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 K518
JBL Synchros S400BT
82% 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 K518
JBL Synchros S400BT
23% have it

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