Why is Tune 305C USB better than Tune 310C?
- Driver size12.5 mm vs 9 mm+39%
Why is Tune 310C better than Tune 305C USB?
- Weight15 g vs 14 g+7%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | 12.5 mm | 9 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 40,000 Hz |
| Impedance | 32 Ω | 16 Ω |
| Sensitivity | 102 dB | 98 dB |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | — |
| Battery & charging | ||
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | No | No |
| USB-C | Yes | Yes |
| Design & build | ||
| Weight | 15 g | 14 g |
| Features | ||
| Hands-free calls | Yes | Yes |






