Eon one Battery: Designed exclusively for ‌EON ONE Compact portable audio system and compatible with for C129C1, matching the required 14.8V lithium-ion battery configuration for accurate electrical integration High-Capacity 6600mAh Power Cell: Delivers extended runtime for uninterrupted live performances, outdoor events, or mobile presentations. Maintains consistent voltage output from full charge to depletion C129C1 Replacement Battery: Integrated safeguards against overcharge, over-discharge, short circuit, and thermal overload. Enhances safety while preserving speaker and battery longevity Eon one compact battery replacement: Designed with precise dimensions of 159.4 × 71.3 × 30.6 mm, allowing a secure connection and straightforward replacement without complex installation steps Professional service: We attach importance to each customer's one thing, to give customers a good shopping experience, any questions, feel free to communicate with us C129C1 Speaker Battery for EON ONE Compact,14.8V 6600mAh Li-ion with DSP Power Management. This C129C1 replacement battery is designed exclusively for the EON ONE Compact portable audio system, delivering accurate compatibility, stable performance, and extended operating time. Built to match the original 14.8V lithium-ion battery configuration, it integrates seamlessly with the speaker’s internal power system and electrical requirements without modification. The C129C1 battery features a high-capacity 6600mAh rechargeable lithium-ion cell that supports long-lasting playback for portable audio applications. By maintaining controlled voltage output throughout the discharge cycle, the battery helps ensure consistent sound system operation without sudden power interruptions. This makes it suitable for rehearsals, presentations, small events, and everyday portable speaker use. Lithium-ion chemistry is used to eliminate memory effect concerns and reduce routine maintenance needs. The internal structure is engineered for imperishable performance characteristics, supporting repeated charge and discharge cycles while maintaining stable capacity over time. The battery pack includes built-in protection circuits designed to safeguard against overcharging, over-discharging, overheating, over-current conditions, and short circuits, contributing to safe and controlled operation.