USB 2.0 speaker 359
Power supply: 3.7V lithium battery
Impedance: 4 Ω
Power: 5W × 2 11>Interface: USB TF 3.5 audio port
Speaker: 2 inches x 2
Function: Key tuning, Bluetooth, TF，USB，
SNR SUR: ≥ 83dB
Frequency response FR: 40Hz-20KHz
Product size: L360 × D75 × H90 mm
Input sensitivity: 600mV
Color: Wood grain
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