vs
2.0Noise control & calls3.1
6.1Battery4.1
Why is SoundForm Bolt True Wireless Earphones better than HA-A7T2?
- Battery life9 h vs 7 h+29%
- Total with charging case28 h vs 24 h+17%
Why is HA-A7T2 better than SoundForm Bolt True Wireless Earphones?
HA-A7T2 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | 6 mm | 6 mm |
| Number of drivers | — | 2 |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Impedance | — | 16 Ω |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | No |
| Microphones | 2 | — |
| Battery & charging | ||
| Battery life | 9 h | 7 h |
| Total with charging case | 28 h | 24 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.3 |
| Bluetooth codecs | — | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Design & build | ||
| Protection rating | IPX4 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | — |
