Synergy Wireless Headset Battery, Li-Pol, 3.7V, 140mAh, Compatible with Plantronics W440 and 82742-01

Product Description: Power for the Next Generation

Synergy Digital is a family-owned manufacturer and distribution house that specializes in servicing the battery needs of independent electronic retailers nationwide. Our aim is to remain on the cutting-edge of battery chemistry and technology as technology continues to progress. We offer well-produced batteries and battery chargers under the Synergy Digital brand, ensuring that we can deliver the most advanced products for many years to come.

High-Energy Density: Each Synergy Digital 3.7 volt, 140mAh Battery is made of Lithium Polymer, designed to last all day and provide continuous power for your wireless headset. Lithium Polymer batteries have a high-energy density, allowing for a long life cycle of charging and discharging. In fact, they have over 20% higher energy density compared to traditional Lithium-ion batteries.

Charges in the Cradle: Charging the Synergy Digital Battery is effortless, thanks to the wireless headset's charging cradle. With Lithium Polymer batteries, there is no need to fully drain the battery before recharging, as they do not suffer from memory effects. Simply place your headset back in the charging cradle when you're not using it, and the battery will automatically recharge, ensuring your PC, mobile, and desk phone calls can be easily managed the next day.

Uninterrupted Calls: Our Battery Combo Pack Compatible for Plantronics Wireless Headset Systems is perfect for uninterrupted phone communication, webinars, and video conferencing. It is specially engineered to last longer between charges, ensuring that no important communication will be missed or dropped.

100% Compatible: Ensure that your Plantronics Wireless Headset is always charged and ready to make and receive calls. The Synergy Digital Battery Combo Pack allows you to charge more than one headset at the same time. Even if you only have one headset, keeping a spare battery on hand for future use is always a good idea. These batteries are compatible with a range of Plantronics models, including Savi 440, Savi 740, WH500A, and more.

Long-Lasting Power: With the powerful Synergy Digital SDHS-P902 Battery in your Plantronics Wireless Headset System, you can keep your headset by your side all day long. Made of Lithium Polymer and high-quality Japanese cells, our batteries ensure long-lasting use without worrying about running out of power when you need it most.

High-Quality Batteries: Revive your Plantronics Wireless Headset Systems with these replacement batteries from Synergy Digital. This Combo Pack is the perfect choice to ensure uninterrupted wireless headset communication.

Rechargeable Design: Never miss a call, webinar, or video conference again. Synergy Digital's Battery Combo Pack automatically recharges when your headset is in the charging cradle.

Superior Performance: Our 3.7 volt, 140mAh batteries made of Lithium Polymer provide superior performance and can last all day. Simply place it back in the charging cradle when you're not using it.

Long-Lasting Use: Each Ultra Hi-Capacity EM-CPP-547 Battery is made with high-quality Japanese cells to ensure long-lasting use. In fact, Lithium Polymer batteries have over a 20% higher energy density than Lithium-Ion batteries.

Combo Pack: The combo pack from Synergy Digital includes two EM-CPP-547 batteries, allowing you to charge up to two wireless headsets at once if needed. If you only have one headset, keeping a spare battery on hand for future use is always a good idea.

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