vs
JBL Synchros S400BT
Pioneer SE-MJ591
Top 56%563 points
Top 56%
Top 48%669 points
Top 48%
JBL Synchros S400BT
Pioneer SE-MJ591
Top specs and features

JBL Synchros S400BT vs Pioneer SE-MJ591: 14 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.
22000Hz
Sony MDR-Z1R: 120000Hz
40000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
10Hz
Sony MH1CBLK: 1Hz
5Hz

3. 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
108dB/mW

4. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
JBL Synchros S400BT
Pioneer SE-MJ591
66% have it

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.
JBL Synchros S400BT
Pioneer SE-MJ591
39% have it

6. 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.
JBL Synchros S400BT
Pioneer SE-MJ591
76% have it

7. can be folded

Folding devices are good for transporting as they take up less space in your bag.
JBL Synchros S400BT
Pioneer SE-MJ591
31% have it

8. Can be used wirelessly

Wireless devices allow users more freedom of movement.
JBL Synchros S400BT
Pioneer SE-MJ591
27% have it

9. 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.
40mm
Audeze LCD2 Classic: 106mm
40mm

10. 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.
JBL Synchros S400BT
Pioneer SE-MJ591
19% have it

11. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
JBL Synchros S400BT
Pioneer SE-MJ591
64% have it

12. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
JBL Synchros S400BT
Pioneer SE-MJ591
48% have it

13. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
JBL Synchros S400BT
Pioneer SE-MJ591
80% have it

14. 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.
JBL Synchros S400BT
Pioneer SE-MJ591
22% have it

Top 10 headphones

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