| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| best portable headphone amplifier | 1.9 | 0.8 | 9279 | 22 | 33 |
| best | 0.88 | 0.8 | 3314 | 49 | 4 |
| portable | 1.37 | 0.1 | 5698 | 40 | 8 |
| headphone | 0.82 | 0.8 | 3057 | 89 | 9 |
| amplifier | 0.67 | 0.3 | 9393 | 97 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best portable headphone amplifier | 0.68 | 0.6 | 6544 | 5 |
| best portable headphone amplifiers 2016 | 0.7 | 0.2 | 4749 | 93 |
| portable headphone amplifier best buy | 1.38 | 0.1 | 4463 | 15 |
| best budget portable headphone amplifiers | 1.31 | 0.5 | 7056 | 92 |
| best portable headphone dac amplifier | 0.46 | 0.2 | 7544 | 89 |
| portable headphone amplifiers best | 1.66 | 0.7 | 9965 | 12 |
| best portable headphone amps | 0.82 | 0.3 | 8323 | 58 |
| best rated headphone amplifiers | 0.52 | 0.3 | 2930 | 7 |
| best budget portable headphone amp | 0.47 | 1 | 7323 | 43 |
| portable headphone amplifier review | 1.37 | 0.8 | 4568 | 70 |
| best headphone amplifiers reviews | 0.41 | 0.4 | 7380 | 24 |
| top rated headphone amplifiers | 1.29 | 0.5 | 9546 | 97 |
| the best headphone amplifier | 0.46 | 1 | 8792 | 100 |
| headphone amp portable best buy | 1.41 | 0.4 | 2495 | 76 |
| best affordable headphone amp | 0.31 | 0.5 | 496 | 67 |
| best budget headphone amplifier | 0.67 | 0.5 | 4052 | 8 |
| best rated headphone amps | 0.45 | 1 | 3472 | 92 |
| headphone amp portable reviews | 1.06 | 0.7 | 5179 | 38 |
| the best headphone amp | 0.74 | 0.7 | 6438 | 61 |
| best amplifier for headphones | 1.48 | 0.7 | 4565 | 1 |
| portable amplifier for headphones | 1.87 | 1 | 7737 | 81 |
