vhbw - the clever way - High-quality, compatible battery with high capacity for use in your stereo amplifier PA system (all suitable models can be found below) - Our batteries and cells fulfil all operational safety guidelines CONTENT OF DELIVERY: - 1x battery TECHNICAL DETAILS: - Battery type: Li-polymer - Capacity: 280 mAh - Voltage: 3.7 V - Energy: 1.04 Wh - Number of cells: 1 COMPATIBLE WITH: - Sennheiser Flex RS 2000 - Sennheiser Flex RS 5000 To ensure compatibility, please check to see whether the battery you are currently using is listed below. REPLACEMENT FOR: - Sennheiser AHB571935PCT-03, BAP 800, CP-SN800, 573695, 586477 vhbw - High-quality replacement parts and accessories to prolong the service life of your electronic devices.