AKG K99 PerceptionNAD Viso HP20
Top 59%545 points
Top 59%
Top 61%519 points
Top 61%
AKG K99 Perception
NAD Viso HP20
vs
Top specs and features

AKG K99 Perception vs NAD Viso HP20: 16 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
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.
18Hz
Sony MH1CBLK: 1Hz
20Hz

3. 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.
32Ohms
Flips Solo 2 Social: 4Ohms
16Ohms

4. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.
112dB/mW
AKG K553 Pro: 144dB/mW
100dB/mW

5. 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 K99 Perception
NAD Viso HP20
72% have it

6. has a tangle free cable

The cable is designed to minimize tangling.
AKG K99 Perception
NAD Viso HP20
25% have it

7. 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 K99 Perception
NAD Viso HP20
44% have it

8. 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.
AKG K99 Perception
NAD Viso HP20
42% have it

9. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K99 Perception
NAD Viso HP20
53% have it

10. 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.
AKG K99 Perception
NAD Viso HP20
32% have it

11. Can be used wirelessly

Wireless devices allow users more freedom of movement.
AKG K99 Perception
NAD Viso HP20
16% have it

12. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K99 Perception
NAD Viso HP20
42% have it

13. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.
AKG K99 Perception
NAD Viso HP20
64% have it

14. 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 K99 Perception
NAD Viso HP20
87% have it

16. has an earbud form

The earbud form is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. For some people it is more comfortable than in-ear form.
AKG K99 Perception
NAD Viso HP20
4% have it

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