CP-SN40, AHB622540N1 Battery for Sennheiser HD 4.50BTNC, HD 4.40 BT, Urbanite XL, Momentum 2.0, 3.0 600mAh Headphone / Headset Battery Replacement  ...  more

Whether you’re working, gaming or listening to music, this replacement Sennheiser HD 4.50BTNC battery for Sennheiser headphones will keep you online and charged for longer.

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

Specifically designed for use as a CP-SN40, AHB622540N1 replacement wireless gaming headset / call centre headset battery, with 100% compatibility for HD 4.50BTNC earphones and more.

Long runtime, full compatibility: Sennheiser HD 4.50BTNC battery with 600mAh high capacity

✔ 100% compatible replacement – Replaces your original Sennheiser CP-SN40, AHB622540N1 battery
✔ Long battery life, high capacity – 3.7v high conductivity headphone battery, 600mAh 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: Sennheiser CP-SN40, AHB622540N1 replacement batteries for up to 1000 charging cycles

✔ Long-lasting, consistent performance – high-quality Lithium Polymer 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 CP-SN40, AHB622540N1 battery for your Sennheiser HD 4.50BTNC earphones
Brand: CELLONIC Headset Replacement Battery
Capacity: 600mAh
Voltage: 3.7v
Cell Technology: Lithium Polymer
Alternative for / Replaces: Original CP-SN40, AHB622540N1 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 Sennheiser batteries come with a 36-month guarantee!