Replacement Accumulator Battery Cameron Sino for Sony headphones WH-1000XM3 WH-1000XM4 WH-CH710N WH-XB900N (model SP 624038 / SM-03)

Replacement Accumulator Battery Cameron Sino for Sony headphones WH-1000XM3 WH-1000XM4 WH-CH710N WH-XB900N (model SP 624038 / SM-03) is a rechargeable lithium-ion replacement cell designed to restore power to compatible Sony wireless headphone models. This battery is intended for users who need to replace a worn-out or degraded internal battery to recover original runtime and extend the service life of their headphones. The product is offered by Cameron Sino and fits the listed Sony models with a matching battery compartment and connector configuration.

Advantages

This replacement battery provides a direct, form-fit power solution for compatible Sony headphones, offering renewed playback and talk time compared with a depleted original cell. It is rechargeable and suitable for DIY replacement or professional repair, allowing users to avoid full unit replacement. The battery is compact, lightweight, and designed to integrate with the headphone’s existing power management circuit when installed correctly.

Suitable for

• Restoring battery life in Sony WH-1000XM3 headphones
• Restoring battery life in Sony WH-1000XM4 headphones
• Replacing depleted batteries in Sony WH-CH710N headphones
• Replacing depleted batteries in Sony WH-XB900 and WH-XB900N headphones
• Use by repair technicians performing headphone battery replacements

Key specifications

• Battery type: Rechargeable lithium-ion cell
• Form factor: Compact pack sized for in-headphone installation
• Compatibility: Specified Sony over-ear and on-ear wireless headphone models listed above
• Intended use: Replacement for depleted internal headphone battery to restore runtime
• Weight and dimensions: Designed to match the original battery footprint for direct fit

How to use

Power down the headphone and, if applicable, disconnect any cables. Open the headphone casing following the manufacturer’s service instructions or a trusted repair guide to access the internal battery compartment. Carefully disconnect the old battery from its connector, remove it from the compartment and install the Cameron Sino replacement battery in the same orientation. Reconnect the battery connector, reassemble the casing, and charge the headphones fully before first use to condition the new cell. If you are not experienced with electronic repairs, seek a qualified technician to perform the replacement to avoid damage.

Usage recommendations

Use only compatible replacement batteries that match the physical size and connector type of the original cell. Follow standard safety practices: avoid puncturing the battery, do not expose it to high temperatures or moisture, and dispose of the old battery according to local regulations. Charge the headphones with the manufacturer-recommended charger and avoid prolonged storage at full charge or fully discharged state to prolong battery life.