Loud speakers 1.CE licence Free 2.Fast delivery 3.Package:52*40.2*33CM/carton 80pcs/carton 10.9kg/carton 4.Promotion gift

Loud speakers

1.Loudspeaker output 2W × 2 ( d 31mm )  2.Sensitivity82 ± 3db3.Loudspeaker impedance 8Ω ± 15%4.Distortion 0.5%5.Lithium ion battery output 3.6V6.Lithium ion battery input 4.2V ± 0.05V 7.Suitable ambient -20+508.Dimension  (length×width×height)45mm×53mm×34mm (without audio plug nor retractable resonator)9.Weight 55g (including batteries)