Plantronics Voyager Legend UC B235 USB PC Bluetooth Headset - Black 87670-01 with Plantronics BT300 Bluetooth USB Dongle Adapter - Renewed - Walmart.com
3.7V 80mAh Replacement Battery for Plantronics Voyager Legend Wireless Bluetooth Headset - Newegg.com
vowe dot net :: Plantronics introduces Voyager Legend
Having Problems With Your Voyager Legend Battery? Here's what you need to know. – Merrittcomm Blog | Wired & Wireless Headsets, Productivity, Efficiency
plantronics Voyager pro Battery Replacement - iFixit Repair Guide