Sennheiser BA 30 (Transmitter) Rechargeable Battery Pack for AVX
The BA 30 from Sennheiser is a rechargeable battery pack for the evolution wireless AVX Bodypack Transmitter (sold separately). It can be used to replace the two AA size batteries that power the transmitter-unit. The BA 30 uses a lithium-ion 3.7V rechargeable battery.
Battery Type Lithium-Ion Output Voltage 3.7 V
- Sennheiser BA30 Lithium Ion Accupack
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