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Plantronics AC adapter - Global power supply for Plantronics Wireless Headsets: Savi and CS500 series, 81423-01 (Universal Connectors - v110-v240 | US, EU, UK, Africa, Asia, Australia)
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Amazon.com: Replacement Battery for Plantronics Savi W02, W740, W745, W440 and CS540XD Wireless Headsets : Electronics
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1 X Plantronics 82742-01 Cordless Phone Battery CPP-547 3.7V Li-Pol 140mAh - Replacement For Plantronics 82742-01 Cordless Phone Battery | Pricepulse
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Plantronics CS540 (C054) Headset Not Charging? 3 Quick Troubleshooting Tips – Merrittcomm Blog | Wired & Wireless Headsets, Productivity, Efficiency
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