- Brand new wireless TV headsets Li battery.
- Voltage: 3.7V Current: 350mAH.
- Replacement battery for Simolio IN-EAR headsets SM-823 Pro, SM-823D Pro, SM-824D1, SM-824D2, SM-828D1, SM-828D2, SM-8245 and SM-863D. CANNOT be used in SIMOLIO Over ear TV headphones.
- Rechargeable & replaceable battery.
- Replacement battery designed for SIMOLIO hearing aid headphones only.