Sennheiser Rechargeable Battery (BA-300)
Lithium polymer rechargeable battery suitable for: Set 900, RI 900, Set 840-TV, RR 840, Set 840 S, RR 840 S, Set 830-TV, RI 830, Set 830 S, RI 830 S, IS 410, RI 410, RS 4200, RR 4200, HDI 830.
Ships FREE today
All in-stock orders placed before 5pm EST (Mon-Fri) will ship the same day. Ground shipping is FREE within the 48 contiguous United States for all orders over $9.95. Expedited shipping options, as well as ground shipping to Alaska, Hawaii, or Puerto Rico are available for an extra charge.
Returns & Exchanges
Qualifying products may be returned within 30 days from receipt for a full refund. Please note that hearing aid accessories, hygine items and ear care products cannot be returned. Please CLICK HERE to review our full returns policy.