Battery suitable for Sennheiser HDE 2020-D-II 3.7V, 820mA, replaces 534403, H383562

• ReplacedSennheiser H383562, 534403- simply replace the battery


• Reliable functionality and full compatibility with your wireless headset


• Precise workmanship for easy battery replacement


• CE RoHs - Meets all operational safety requirements
• No memory effect

If the other technical specifications, such as voltage and connectors, match, the battery is compatible. A battery's capacity is measured in milliampere hours (mAh). If the replacement battery has a higher capacity than the original battery, it will offer you a longer runtime. If the capacity is only slightly higher or lower than the original battery, this will not result in any significant changes in runtime. You can use batteries with a different capacity without any problem.State-of-the-art Li-polymer cells for optimal device performance

Lithium-polymer batteries (also called LiPoly or LiPo batteries) belong to the Li-ion battery family. They are characterized by low self-discharge, long service life, and high capacity. Compared to other Li-ion technologies, the energy content of Li-polymer batteries is somewhat lower, but they are more resistant to overcharging. The polymer-based electrolytes enable a variety of designs with a low overall battery weight. LiPo batteries are used primarily in electric cars, model making, smartphones, and notebooks.

This product has been manufactured in accordance with the regulations applicable in the EU. It meets, among other things, the requirements ofDirective 2011/65/EU (RoHS)as well as theCE marking requirement. The production is carried out in compliance with the relevant regulations onProduct safety, environmental compatibility and quality assurance.

Scope of delivery

1x battery