Battery type: Li-polymer Capacity: 140 mAh Voltage: 3.7 V Energy: 0.52 Wh Dimensions (L x W x H): 3.2 x 2.4 x 0.9 cm Number of cells: 1 Weight: 9 g Compatible with the following device models: Sennheiser Set 830 Sennheiser Set 840 Sennheiser Set 830 S Sennheiser Set 840 S Sennheiser Set 833 TV To ensure compatibility, please check to see whether the battery you are currently using is listed below.
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