Battery type: Li-polymer Capacity: 550 mAh Voltage: 3.85 V Energy: 2.12 Wh Dimensions (L x W x H): 2.7 x 2.5 x 0.7 cm Number of cells: 1 Weight: 8 g Cable length: 2.4 cm Compatible with the following device models: Sony INZONE H9 Sony WH-XB910N Sony WH-CH720N Sony WF1000XM4 CHARGING CASE To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: Sony FT702028P Sony 722428 .
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