Battery Fits Models:- Bluetooth Headset Series 1, Bluetooth Headset Series 2, Btl1, Btl2, Btr1, Btr2

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Battery Part Numbers:- Ahb501220p

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The battery shown will replace your original and provide you with an economical alternative to expensive OEM batteries; we also guarantee the battery to be fresh and free from defects.  This battery should be the same or greater capacity than the original battery. Finding the correct battery for your product can be difficult. There are so many models and part numbers it can be confusing. It's easier to reach out to us first than to return the product later. Please get in touch with us if you are unsure which battery you need. Finding the correct battery for your product can be difficult. There are so many models and part numbers it can be confusing. It's easier to reach out to us first than to return the product later. Please get in touch with us if you are unsure which battery you need. Please compare the data below with the models that you see in the tables. If you cannot match both the model and battery number, contact us to confirm fitment for you. If for any reason, the product develops a manufacturing defect during the 12 month warranty period, we will replace the defective item free of charge. Lithium-Ion and Lithium-polymer cells usually last for between 400 and 500 cycles; Nimh cells can be charged for around 500 cycles, cycle life will vary according to several different factors. There is no set life cycle of any of these cells. Factors that influence their lives include temperature, humidity, and charges.  The batteries we supply are manufactured to a very high standard. To keep our ISO 9001 certification, strict protocols need to be followed. This ensures that the replacement batteries are safe to use in the device they were designed for. This battery should meet or exceed the specifications of the original OEM battery. The devices that this battery is known to fit can be seen in our listing below. Special Remarks:- None at this timeThere are three critical pieces of data that you will need to confirm this battery's fitment in your device. You will need the model of your device, The battery number - found on the original battery, and the manufacturer. This is the only way to be 100% sure this is the correct battery.If the battery's capacity is different from that of your original, this does not mean that ours does not match; it just means that our replacement battery will store slightly less or slightly more charge than the original.