| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| best portable headphone amplifiers 2016 | 1.5 | 0.8 | 2744 | 78 | 39 |
| best | 0.19 | 1 | 7572 | 44 | 4 |
| portable | 0.83 | 0.3 | 6017 | 96 | 8 |
| headphone | 0.12 | 0.2 | 5285 | 32 | 9 |
| amplifiers | 0.49 | 0.3 | 5387 | 14 | 10 |
| 2016 | 1.76 | 0.7 | 3282 | 33 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best portable headphone amplifiers 2016 | 1.46 | 0.6 | 3506 | 78 |
| best portable headphone amplifier | 0.3 | 1 | 5344 | 20 |
| best budget portable headphone amplifiers | 1.37 | 0.9 | 8674 | 92 |
| best portable headphone amps | 0.28 | 0.1 | 355 | 38 |
| portable headphone amplifier best buy | 1.42 | 0.4 | 9377 | 88 |
| best rated headphone amplifiers | 0.48 | 0.4 | 267 | 81 |
| best budget portable headphone amp | 0.19 | 0.7 | 6241 | 9 |
| portable headphone amplifier review | 0.77 | 1 | 4024 | 63 |
| best headphone amplifiers reviews | 0.12 | 0.3 | 356 | 14 |
| top rated headphone amplifiers | 0.02 | 0.6 | 3376 | 64 |
| the best headphone amplifier | 1.18 | 0.4 | 5952 | 70 |
| headphone amp portable best buy | 0.43 | 0.9 | 8710 | 24 |
| best affordable headphone amp | 1.77 | 0.6 | 7565 | 98 |
| best budget headphone amplifier | 1.68 | 0.4 | 6052 | 49 |
| best rated headphone amps | 0.33 | 0.8 | 6184 | 25 |
| headphone amp portable reviews | 1.51 | 0.3 | 6491 | 51 |
| the best headphone amp | 1.2 | 0.7 | 7530 | 75 |
| best amplifier for headphones | 0.69 | 0.1 | 718 | 53 |
| portable amplifier for headphones | 0.74 | 0.3 | 4563 | 13 |
