Premium Lipo Battery for Walkman NWZ-S544/S545 – High-Performance Replacement

Designed specifically for Sony Walkman NWZ-S544 and NWZ-S545 models, this lithium polymer battery delivers extended playback time with stable voltage output. High-density cells ensure lightweight durability while maintaining a slim profile for seamless integration.

Precision-engineered with premium Japanese-grade cells for superior heat resistance and overcharge protection. Gold-plated connectors minimize power loss and corrosion, ensuring reliable signal transmission.

Ideal for audiophiles needing uninterrupted music sessions, travelers requiring long-lasting power, or collectors restoring vintage Walkman units. Compatible with all firmware versions without requiring reset procedures.

Strictly tested for 500+ charge cycles with less than 20% capacity degradation. Ships pre-charged to 50% for optimal storage readiness. Bulk packaging available for repair shops and electronics distributors.

Exclusive wholesale pricing with volume discounts for resellers. Ships globally from multiple warehouses with same-day dispatch guarantee. OEM-quality performance at aftermarket affordability.