2x Bose 40229, NTA2358 Battery for Bose QuietComfort 3 / Bose QC3 200mAh Headphone / Headset Battery Replacement

Whether you’re working, gaming or listening to music, this replacement Bose QuietComfort 3 battery for Bose headphones will keep you online and charged for longer.

This CELLONIC Lithium Ion high-performance, rechargeable Bluetooth headset battery is the perfect Bose wireless headphone battery replacement, giving you long-term, reliable use – with longer breaks between charges.

Specifically designed for use as a Bose 40229, NTA2358 replacement wireless gaming headset / call centre headset battery, with 100% compatibility for QuietComfort 3 earphones and more.

Long runtime, full compatibility: Bose QuietComfort 3 battery with 200mAh high capacity

✔ 100% compatible replacement – Replaces your original Bose Bose 40229, NTA2358 battery
✔ Long battery life, high capacity – 3.7V high conductivity headphone battery, 200mAh high capacity
✔ No capacity loss – thanks to modern Lithium cells without memory effect technology
✔ Fewer charging breaks – less time spent waiting for your headphones to charge 

Proven quality, certified safety: Bose Bose 40229, NTA2358 replacement batteries for up to 1000 charging cycles

✔ Long-lasting, consistent performance – high-quality Lithium Ion cells for up to 1000 charging cycles
✔ Certified safety – CE & ROHS certified, Grade A battery with short-circuit, overheating and overvoltage protection
✔ Suitable for – sub-zero and high temperatures - particularly weather and temperature resistant
✔ Thorough, comprehensive testing – each battery cell is tested to ensure all safety requirements are met and that it holds and maintains the correct capacity - all before installation 

Replacement Bose 40229, NTA2358 battery for your Bose QuietComfort 3 earphones
Brand: CELLONIC Headset Replacement Battery
Capacity: 200mAh
Voltage: 3.7V
Cell Technology: Lithium Ion
Alternative for / Replaces: Original Bose 40229, NTA2358 battery 

★ 3-Year Guarantee ★
As an international specialist retailer since 2004, we know what matters when it comes to high-quality replacement headphone, headset & earbud batteries. That's why our replacement Bose batteries come with a 36-month guarantee!