vs
Oppo PM-3
Rock Jaw Hydra V2
Top 32%862 points
Top 32%
Top 51%618 points
Top 51%
Oppo PM-3
Rock Jaw Hydra V2
Top specs and features

Oppo PM-3 vs Rock Jaw Hydra V2: 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.
50000Hz
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.
10Hz
Sony MH1CBLK: 1Hz
20Hz

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.
Oppo PM-3
Rock Jaw Hydra V2
44% have it

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.
26 Ohms
Flips Solo 2 Social: 4 Ohms
16 Ohms

5. has a neodymium magnet

Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.
Oppo PM-3
Rock Jaw Hydra V2
36% have it

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
102dB/mW
AKG K553 Pro: 144dB/mW
108dB/mW

7. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
Oppo PM-3
Rock Jaw Hydra V2
66% 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.
Oppo PM-3
Rock Jaw Hydra V2
39% have it

9. 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.
Oppo PM-3
Rock Jaw Hydra V2
76% have it

10. 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.
Oppo PM-3
Rock Jaw Hydra V2
47% have it

11. can be folded

Folding devices are good for transporting as they take up less space in your bag.
Oppo PM-3
Rock Jaw Hydra V2
31% have it

12. has a tangle free cable

The cable is designed to minimize tangling.
Oppo PM-3
Rock Jaw Hydra V2
23% have it

13. 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.
Oppo PM-3
Rock Jaw Hydra V2
47% 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.
55mm
Audeze LCD2 Classic: 106mm
8mm

15. has an over-the-ear form

Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.
Oppo PM-3
Rock Jaw Hydra V2
39% have it

16. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
Oppo PM-3
Rock Jaw Hydra V2
64% have it

17. has included ear pads

Allows you to change ear pads without buying new ones.
Oppo PM-3
Rock Jaw Hydra V2
44% have it

18. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
Oppo PM-3
Rock Jaw Hydra V2
48% have it

19. 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.
Oppo PM-3
Rock Jaw Hydra V2
30% have it

20. number of microphones

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

21. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
Oppo PM-3
Rock Jaw Hydra V2
80% have it

22. cable length

A long cable ensures more freedom of movement.
3m
Pioneer SE-A1000: 6m
1.2m

23. 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.
Oppo PM-3
Rock Jaw Hydra V2
37% have it

24. warranty period

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.
1
Treblab X2: Unlimited undefined
1

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