English Parameters
• Power supply: 5VDC， 2.3A
• Amplifier power: 3W X2
• Frequency response:105~20kHz
• Signal-to-noise ratio:!#!gt!*!= 90dB
• Dimensions : 13mmX13mmX13mm
• Battery type: Polymer Li-ion
• Input connections:3.5mm

Colors:
Yellow，Red，White，Blue

Package:
1*speaker