Simple hamburger speaker with 3.5 audio jack MS-35

1.output power:2W 2.Frequency response:200HZ-18KHZ 3.Speaker:36mm, 4 Ohms   4.Li-ion Input: 3.7V  120mAh  5.Connector:3.5mm stereo6.Humidity Test: 90-95% RH 24H7.Heat test: -25--+75°C8.RF:220Hz±20%9.S/N Ratio: 85dB±3dB10.DCR(Direct Currency Rated Impedance): 3.2Ω± 5% 11.packing:color box, Carton size: 37(L)x30(W)x33(H)   cm ,100pcs/ctn  , N.W / G.W: 8.00/9.00kgs/ctn