vs
Why is 4XD1J77351 better than TruSound Pro Neckband Earbuds?
4XD1J77351 has no measurable advantages in this pair.
Why is TruSound Pro Neckband Earbuds better than 4XD1J77351?
- Lowest frequency100 Hz vs 20 Hz5×
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Neckband |
| Driver size | 9 mm | — |
| Lowest frequency | 100 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 32 Ω | — |
| Battery & charging | ||
| Battery capacity | — | 110 mAh |
| Connectivity | ||
| Wireless | No | Yes |
| Bluetooth version | — | 5.4 |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Colours | Black | — |
| Features | ||
| Hands-free calls | Yes | Yes |
