Product Description AWS137 Promotion Gift Portable Mini Amplifier Computer Can Shape Speaker Features: Support TF card With FM radio function Support USB Built-in rechargeable li-ion battery Specs.: Power supply: DC 5V Output power: 3W Frequency response:200Hz-20KHz Impedance:4 OHM(Ω) THD=10% SNR:>80db Lithium battery capacity: 600mAh Material:ABS Product size:64*115mm Packing info: 1pc/color box, Color box size:12*7*7cm Qty:100pcs/ctn Ctn size:37*36*50cm N.W./G.W.:21.5/22.5kgs Detailed Images FAQ