Why is HA-NP40T better than B1?
- Battery life7 h vs 6 h+17%
- Bluetooth version5.4 vs 5.2+4%
Why is B1 better than HA-NP40T?
B1 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | Bone conduction | Bone conduction |
| Ear cup design | Open-back | — |
| Driver type | Dynamic | — |
| Driver size | 16 mm | — |
| Number of drivers | 1 | — |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 20,000 Hz | — |
| Impedance | — | 8 Ω |
| Battery & charging | ||
| Battery life | 7 h | 6 h |
| Charging time | 2 h | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.2 |
| Bluetooth codecs | AAC, SBC | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Design & build | ||
| Weight | — | 35 g |
| Protection rating | IPX4 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | Yes |
