SD+TF card speaker
SD, USB flash disk Card speaker
Dimensions:34.7*11.2CM
Output:RMS 5W(2.5W+2.5W) THD=10%
Feequency response:150-18KHz
Signal and noise ratio of power amplifier≧80dB
Loud speaker:2inch(extermal diameter 50mm magnetic resistant 4Ohms)
Input:5.0V
Output:3.7V*1000MA
Built-in rechargeable Li-ion Batt

Packing
Color box packaging
20PCS/CTN
MEAS:66*37.8*57CM
N.W:20KGS
G.W:21.3KCS