Product type: rechargeable lithium-ion (Li-ion) battery pack for compatible Oticon hearing aids.
Model / designation: Zenipower Z22A SER (312+).
Electrical specifications:
- Nominal voltage: 3.8 V
- Capacity: 20.0 mAh
Size / format:
- Z22A
Listed hearing aid compatibility:
- Oticon More™
- Oticon Opn S™
- Oticon Opn Play™
- Oticon Real
- Oticon Ruby
- Oticon

