4.0Noise control & calls6.1
Why is Junior 320C better than Tune 520BT2?
- Weight117 g vs 158 g+35%
- Lowest frequency10 Hz vs 20 Hz2×
- Highest frequency40,000 Hz vs 20,000 Hz2×
Why is Tune 520BT2 better than Junior 320C?
- Driver size32 mm vs 33 mm+3%
Specifications
Side by side
| Sound | ||
| Fit | On-ear | On-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 32 mm | 33 mm |
| Lowest frequency | 10 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Impedance | — | 30 Ω |
| Sensitivity | 85 dB | 101 dB |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | No |
| Microphones | — | 4 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | — | 76 h |
| Charging time | — | 2 h |
| Quick charge (claimed) | — | 5 min → 5 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | No | Yes |
| Bluetooth version | — | 6 |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | — |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Weight | 117 g | 158 g |
| Foldable | — | Yes |
| Features | ||
| Hands-free calls | Yes | — |









