1.Sponge Design Portable Mini Speaker 2.Built-in Li-ion battery 3.Excellent for Ipod/Mobile/MP3/MP4 4.OEM manufacturer Promotional Sponge Design Portable Mini Speaker for Ipod/Mobile phone/MP3/MP4Rating Power:2X1.5W Size: 50W*50L*35H(mm)Frequency response:100Hz-12KHzBattery Voltage:3.7V,100mAHSpeaker:36mm micro speaker,4ohmLi-ion battery input:4.2V±0.05VCharge Time:DC(2.5HOURS),USB 4hours Li-on ...
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