The BA 20 Recharging Battery Pack from Sennheiser is for the AVX EKP digital wireless system. It is compatible with the AVX-ME 2, the AVX-MK 2, the AVX-835 and the AVX-MMD 42-1 systems.
UPC: 615104248724
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Key Features
- For Sennheiser Wireless AVX Systems
- 3.6V Output Voltage
- Uses a standard USB Power Supply/Charger
- Charges via USB Port on Computer
The BA 20 Recharging Battery Pack from Sennheiser is for the AVX EKP digital wireless system. It is compatible with the AVX-ME 2, the AVX-MK 2, the AVX-835 and the AVX-MMD 42-1 systems.
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$55.00
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Sennheiser BA 20 Overview
Sennheiser BA 20 Specs
General
| For Use with |
Battery
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| Output Voltage |
Packaging Info
| Package Weight | |
| Box Dimensions (LxWxH) |
Sennheiser BA 20 Reviews
Solid and reliable performance — You may want two!
By Peter
Rated 5 out of 5
Date: 2025-03-31
These are great replacements for the original batteries. They last about 4 hours, whereas the transmitter batteries (BA 30) last about 12 hours, as you can see on the transmitter's display. So I would recommend getting at least two of these. The BA 30s take about 4.5 hours to charge, and the BA 20s take about half that... I think Sennheiser AVX is a great system. The batteries are pricey—we're all used to that reality—but these are totally worth it.
Always have a backup battery
By Fernando
Rated 4 out of 5
Date: 2023-03-07
I strongly recommend always having a backup battery. Mine all of a sudden stopped charging and I found out the night before filming a video. Tip: luckily I temporarily saved the problem by connecting the damaged battery to a power bank and it worked while it was connected. The same day I ordered two of these products,
See any errors on this page?
Is this for the receiver piece?
Is this for the receiver piece?
Yes the Sennheiser BA 20 is made for compatibility with the Sennheiser AVX EKP Receiver.
Date published: 2022-10-05
Is there a dedicated charger for this battery? ...
Is there a dedicated charger for this battery? Instead of having it attached to the AVX receiver?
I am not finding that Sennheiser lists a compatible charger for the BA20 at this time.
https://en-us.sennheiser.com/ba-20
Date published: 2022-05-18
Can this be charged while in use. I am testing ...
Can this be charged while in use. I am testing now and it appears so but wanted to confirm before my event?
Yes, the Sennheiser BA 20 Recharging Battery Pack for AVX EKP can be charged while in use.
Date published: 2024-03-28
Does Sennheiser make these batts with USB-C ...
Does Sennheiser make these batts with USB-C ports? Or can they start? :)
The Sennheiser BA 20 Recharging Battery Pack for AVX EKP is currently not available with USB-C ports.
Date published: 2025-01-10
What USB Cable is required for charging?
What USB Cable is required for charging?
The Sennheiser BA 20 Recharging Battery Pack for AVX EKP requires a Micro USB to USB-A type charging cable.
Date published: 2022-01-25