**Power supplier: DC5V
**Output power: 3W
**Frequency: 200Hz——18KHz
**Signal&noise ratio: ≥80dB
**Impedance: 4 OHM(Ω)
**Main IC brand: BuildWin
**Input: 5V
**Speaker Unit: 40MM 16core double magnet
**Case Material: ABS
**Dimensions: 61*61*62mm
**Weight: 139g
Color: OEM
Lithium battery capacity: 300mAh