This 7.4V 1900mAh Li-Polymer battery is a compatible replacement for Sony ST-03. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
Included: One replacement battery pack.
Battery specifications
| Voltage | 7.4V |
| Capacity | 1900mAh |
| Chemistry | Li-Polymer |
| Energy | 14.06Wh |
| Dimensions | 74.67 x 35.96 x 16.02mm |
| Battery weight | 73g /2.58 oz |
Replacing your Sony ST-03 battery
Compare the connector shape, wire arrangement and polarity with your original battery. Check all listed specifications; a similar model name or matching voltage alone does not confirm a fit.
Compatible equipment models
Sony SRS-X33
Replacement battery numbers
Sony ST-03