| Product type | X15 |
| Blue tooth | V 5.0 |
| Bluetooth chip and model | JL6983 |
| Bluetooth protocol | HFP, HSP, A2DP, AVRCP |
| Horn size | Ф 10mm |
| Horn impedance | 32 Ω |
| Rated power of horn | 3MW |
| Frequency response range | 50 hz-20 kHz |
| Earphone sensitivity | 98dB |
| Maximum sound pressure level of earphone | ≥ 104db |
| Battery capacity | 30MAH/200MAH |
| playing time | 4H |
| Charging port | Type-C |





