New design trolley speaker Hot sale trolley speaker Good sound trolley speaker Reasonable price battery trolley speake

      multifunction and  durable  music angel trolley speaker  wireless with USB/ sd

model:ND-GF

 type:Active trolley speaker

Frequency Response:70Hz-18KHzPower(RMS):13W*1Degree of distortion:115dB(1W/1M)Speaker Unit:6″*1+1″*1    4ΩInput Signal:Wired 100mV (300Ω)         linear input1.0V(1KΩ)     Power Supply:AC:220V         DC:12V 2.6Ah Each one can be used outdoor for 2.8 hours.With external battery Current consumption:0.9A(MAX)Speaker Box Material:9cm MDF(MediumDensityFiberboard) handmade boxwith electroplated handle,black straps,USB,SD  

ceiling speaker,music angel trolley speaker wireless with USB/ sd