Why is Tune 215BT better than SE215-EFS?
- Weight18 g vs 30 g+64%
- Highest frequency20,000 Hz vs 17,500 Hz+14%
- Lowest frequency20 Hz vs 22 Hz+10%
Why is SE215-EFS better than Tune 215BT?
SE215-EFS has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | Neckband | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Number of drivers | — | 1 |
| Lowest frequency | 20 Hz | 22 Hz |
| Highest frequency | 20,000 Hz | 17,500 Hz |
| Impedance | 20 Ω | 20 Ω |
| Sensitivity | 118 dB | 107 dB |
| Battery & charging | ||
| Battery life | 16 h | — |
| Battery capacity | 130 mAh | — |
| Charging time | 2 h | — |
| Connectivity | ||
| Wireless | Yes | No |
| Bluetooth version | 5 | — |
| 3.5 mm jack / AUX | — | Yes |
| Design & build | ||
| Weight | 18 g | 30 g |
