Precise Compatibility, Please Verify Before PurchasePerfectly compatible with SoundLink, SoundLink II, SoundLink III, SoundLink 2, SoundLink 3, SoundTouch 20, and other models.
Directly replaces original part numbers: 330107, 359495, 359498, 330105, 330105A, 330107A, 404600, 404900.
Important Note: Please disassemble your device before purchasing to confirm that the original battery model matches this product. ^^ 11.1V 2200mAh High Capacity Utilizes high-quality lithium-ion (Li-ion) cells, providing an accurate 11.1V voltage and 2200mAh/ 25.42W h capacity. Fully matched with original batteries, plug and play, helping your BOSE speakers regain hours of playback time. Brand new 0-cycle battery cells with a built-in stable discharge curve ensure no volume reduction and no sound quality distortion. ^^ Intelligent Protection, Safe and Reliable Built-in precision-engineered protection board provides five layers of safety protection: overcharge protection, over-discharge protection, short circuit protection, overcurrent protection, and temperature control protection. The battery cells undergo rigorous capacity matching to eliminate the risk of bulging and leakage. Complies with international lithium-ion battery transportation standards and has passed UN 38.3 testing certification. ^^ Environmentally Friendly Materials, Long-Lasting Battery Life Lithium-ion batteries have no memory effect; charge as needed, no need to fully discharge. Cycle life can reach over 500 cycles, maintaining strong power even with long-term use. Complies with RoHS environmental standards and does not contain harmful substances such as mercury and lead. It is recommended to charge every 3 months to maintain battery activity. ^^ If the battery life of your wireless device is significantly reduced, you should replace the battery