✅ BUNDLE OF 3 ITEMS: Jabra Evolve 75 Microsoft Certified Bluetooth Headset, Jabra Bluetooth USB Dongle and Bonus AC Wall Charger ✅ RECHARGEABLE BATTERY: Up to 15 hours talk time. The included USB charging cable also allows you to use your headset when connected to your PC/MAC. ✅ JABRA HD AUDIO SPEAKERS: Jabra Evolve 75 has HD voice for crystal clear calls and world class speakers for music. PAIRED DEVICES: Flexibility to connect two Bluetooth devices at the same time for your calls and music.