Ifrogz EarPollution CS40JBL Duet BT
Top 55%610 points
Top 55%
Top 12%1,193 points
Top 12%
Ifrogz EarPollution CS40
JBL Duet BT
vs
Top specs and features

Ifrogz EarPollution CS40 vs JBL Duet BT: 24 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.
20000Hz
Sony MDR-Z1R: 120000Hz
20000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
30Hz
Sony MH1CBLK: 1Hz
20Hz

3. weight

2.3g lighter.
181g
Sony MDR-EX150AP: 3g
183.3g

4. impedance

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.
32 Ohms
Flips Solo 2 Social: 4 Ohms
32 Ohms

5. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
120dB/mW
AKG K553 Pro: 144dB/mW
111dB/mW

6. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
Ifrogz EarPollution CS40
JBL Duet BT
69% have it

7. has a tangle free cable

The cable is designed to minimize tangling.
Ifrogz EarPollution CS40
JBL Duet BT
24% have it

8. 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.
Ifrogz EarPollution CS40
JBL Duet BT
39% have it

9. 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.
Ifrogz EarPollution CS40
JBL Duet BT
46% have it

10. can be folded

Folding devices are good for transporting as they take up less space in your bag.
Ifrogz EarPollution CS40
JBL Duet BT
31% have it

11. 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.
Ifrogz EarPollution CS40
JBL Duet BT
43% have it

12. 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.
Ifrogz EarPollution CS40
JBL Duet BT
75% have it

13. 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

14. Can be used wirelessly

Wireless devices allow users more freedom of movement.
Ifrogz EarPollution CS40
JBL Duet BT
22% have it

15. 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.
Ifrogz EarPollution CS40
JBL Duet BT
17% have it

16. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
Ifrogz EarPollution CS40
JBL Duet BT
64% have it

17. has an L-shaped plug

An L-shaped plug is better if the jack is on the left or right side of the device, so that the cable isn't bent, and is less likely to break when the device is in your pocket.
Ifrogz EarPollution CS40
JBL Duet BT
30% have it

18. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
Ifrogz EarPollution CS40
JBL Duet BT
49% have it

19. has a battery level indicator

An indicator shows you when the device has low battery.
Ifrogz EarPollution CS40
JBL Duet BT
13% have it

20. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
Ifrogz EarPollution CS40
JBL Duet BT
82% have it

21. 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.
Ifrogz EarPollution CS40
JBL Duet BT
22% have it

22. has a rechargeable battery

The battery can be recharged and used over again.
Ifrogz EarPollution CS40
JBL Duet BT
15% have it

23. has a removable battery

The battery is removable and can be replaced by the user if broken.
Ifrogz EarPollution CS40
JBL Duet BT
6% have it

24. has an open-back design

The device is designed in a way that allows sound to go out through the back of the ear cups, which usually have vents or perforations. This design provides very natural and accurate sound.
Ifrogz EarPollution CS40
JBL Duet BT
10% have it

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