Battery type: NiMH Capacity: 60 mAh Voltage: 2.4 V Energy: 0.14 Wh Dimensions (L x W x H): 3.5 x 2.1 x 1.4 cm Number of cells: 2 Weight: 10 g Compatible with the following device models: Sennheiser RS40 Sennheiser RS30 Sennheiser RS45 Sennheiser RR 820 Sennheiser RS2400 Sennheiser RS400 Sennheiser RS5 Sennheiser RR 820 S Sennheiser RS4 To ensure compatibility, please check to see whether the battery you are currently using is listed below.
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