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7.2Noise control & calls4.2
Why is Tune Flex Ghost Edition better than Rail ANC?
- Active noise cancellingYes · Rail ANC: No
Why is Rail ANC better than Tune Flex Ghost Edition?
Rail ANC has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Semi-open | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 6 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 32 Ω | — |
| Sensitivity | 110 dB | 100 dB |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Transparency / ambient mode | Yes | — |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 8 h | — |
| Battery life with ANC | 6 h | — |
| Total with charging case | — | 38 h |
| Charging time | 2 h | — |
| Quick charge (claimed) | 10 min → 2 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.2 |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Protection rating | — | IPX4 |
| Water resistance (IPx) | — | IPx4 |
| Features | ||
| Hands-free calls | Yes | Yes |
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