Technical Details:
Output Power: 2.4W
Rating Power: 2W
Frequency Response: 100Hz-20KHz
SNR>85db
Speaker: D36mm, 4 Ohm
Distortion: 0.5%
Battery Voltage: 3.7V
Battery Capacity: 300MHA
Battery Charging Voltage: 4.2V 0.05V
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Supplier: Shenzhen Heritek Co.,Ltd
www.mp3-speaker.com/productshow.asp?id=1322