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| Box material | plastic | Power supply mode | Lithium battery |
|---|---|---|---|
| Waterproof rating | IPX 7 | Built - in battery capacity | 300mAh-500mAh |
| Connection method | 3.5MM audio jack | Is there a built-in battery? | Built-in battery |
| Applicable scenarios | desktop, home, mobile and portable | Frequency response range | 100HZ-20KHZ |
| Signal-to-Noise Ratio | ≥60dB | Number of speakers | 1 |
| Effective distance | 5 | After-sales service | Three guarantees provided by the store |
| color | Black，wheat straw color | specifications | The M51 Bluetooth speaker's magnetic charging supports mobile phones, watches, and headphones. |
| Bluetooth version | 2.0 | Rated power | 5 |
| Net weight of the product | 463 | Attribute |
|
| Rated voltage | 220 | Additional features | voice prompt |