S1 Pro Replacement Battery | T29J4111

The S1 Pro Replacement Battery (MPN: T29J4111) is a high-quality, rechargeable power module designed to restore optimal performance to your S1 Pro portable speaker system. Built for durability and reliable output, this replacement battery ensures extended playtime, stable power delivery, and long-lasting service life. It is an ideal solution for users experiencing reduced battery capacity or needing a backup power source for continuous use.

Specifications:

• Model / MPN: T29J4111

• Product Type: Rechargeable Lithium-Ion Battery

• Compatibility: S1 Pro Portable Speaker Systems

• Voltage: 14.4V (typical)

• Capacity: Approx. 4000–6000 mAh (depending on OEM variant)

• Chemistry: Lithium-Ion

• Recharge Time: 2–4 hours (approx., depending on charger)

• Lifespan: 300–500 charge cycles (average)

• Color: Black

• Installation: Tool-free, user-replaceable

• Usage: Suitable as a primary replacement or backup battery