speaker with Power bank, FM radio, LED torch & Alarm ... -in 2.USB output 3.power bank,led troch 4.CE, RoHS speaker with Power bank, FM radio, LED torch & ... KHzSNR:>=80dBOutput power:3.0WImpedance:4ΩInput:DC5VBattery:3.7V/2200MAHDimension: 140*Φ37mm Selling points1.Speaker, Power bank, FM radio, ... .3.Built-in high capacity rechargeable lithium battery(2200mah)4.Can recharge for your cell phone & IPod5.3. ...