| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| hifiman he 400 | 0.85 | 0.2 | 5790 | 90 | 14 |
| hifiman | 1.94 | 0.9 | 8573 | 3 | 7 |
| he | 1.05 | 0.4 | 9542 | 34 | 2 |
| 400 | 1.4 | 0.3 | 3403 | 1 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| hifiman he-400i | 1.06 | 0.8 | 608 | 33 |
| hifiman he400se | 1.84 | 0.1 | 3460 | 86 |
| hifiman he 400 cable | 1.46 | 0.9 | 891 | 32 |
| hifiman he 400 headphones | 1.56 | 0.7 | 6019 | 80 |
| hifiman he 400i reviews stereophile | 1.35 | 0.3 | 7857 | 92 |
| hifiman he 400i 2020 review | 0.71 | 0.1 | 6704 | 78 |
| hifiman he 400i mods | 0.79 | 0.9 | 1444 | 7 |
| hifiman he 400i vs he4xx | 0.52 | 0.4 | 4311 | 23 |
| hifiman he-400i headphones | 0.92 | 0.5 | 1155 | 76 |
| hifiman he-400s | 0.94 | 0.6 | 6852 | 8 |
| hifiman he 400i 2020 | 1.82 | 0.2 | 2577 | 65 |
| hifiman he 400i cable | 1.03 | 0.7 | 7942 | 11 |
| hifiman he-400i review | 1.7 | 0.2 | 4823 | 51 |
| hifiman he-400i replacement headband | 0.24 | 1 | 3763 | 74 |
| hifiman he-400i vs sundara | 1.1 | 0.9 | 3460 | 62 |
| hifiman he-400i planar magnetic headphones | 1.31 | 0.4 | 9601 | 5 |
| hifiman he 400i balanced cable | 0.64 | 0.5 | 714 | 14 |
