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Wex Photo Video£43.00Visit shop Sennheiser BA 70 Rechargeable Battery Pack for Evolution Wireless Digital
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The Sennheiser BA 70 is designed for professional audio engineers and performers using the Evolution Wireless Digital series who require reliable, long-lasting power for their bodypack and handheld transmitters. This rechargeable lithium-ion battery pack provides a significant upgrade from disposable batteries, offering a 12-hour runtime and fast-charging capabilities to keep your equipment running throughout long sessions. While it offers excellent convenience and cost savings over time, users must ensure they have a compatible Sennheiser charging dock to utilize its charging functionality.
| Model Part Number | 508860 |
|---|---|
| Brand | Sennheiser |
The BA 70 is compatible with Sennheiser Evolution Wireless Digital SK bodypack and SKM-S handheld transmitters.
A full charge takes approximately three hours using a compatible Sennheiser charging station.
The battery provides a maximum run time of 12 hours on a single full charge.
No, the BA 70 must be charged using an official, compatible Sennheiser charging dock.
The BA 70 utilizes rechargeable lithium-ion technology.
Charging depends on your specific transmitter dock configuration; always consult your charger's user manual.
Verify that the charging pins on the charger and the battery contacts are clean and free of oxidation.
Ensure the battery is fully inserted and the latch is closed; if the issue persists, check if the battery has reached its end-of-life cycle.
To install the battery, open the battery compartment on your Evolution Wireless Digital transmitter (SK or SKM-S) and insert the BA 70 following the polarity markings. To charge, place the battery into the corresponding Sennheiser charging bay. Ensure the contacts on both the battery and the charger are clean and free of debris for optimal power transfer. It is recommended to store the battery in a cool, dry place when not in use for extended periods and to perform a full charge cycle at least once every six months to maintain cell health.
