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| Power supplier: | DC5V | ||
| Output power: | 3W(1KHz,THD10%) | ||
| Frequency: | 200Hz——20KHz | ||
| Signal&noise ratio | ≥80dB | ||
| Impedance: | 4 OHM(Ω) | ||
| Li-ion Output: | 5V | ||
| Li-ion Input: | 3.7V~4.2V+0.05V | ||
| Lithium battery capacity: | 200mAh | ||
| Speaker Unit: | 40mm | ||
| Case Material: | ABS | ||
| Dimensions: | Dia60mm*H45mm (closed resonation) | ||
| Weight: | 83g | ||
| Color: | White/Black | ||
usb mini hamburger speaker