Jabra Evolve2 85with stand Engineered to be focused Wireless technology Bluetooth USB-ANoise isolating design2x devices over BluetoothBattery up to 37 hours assignmentDatasheets↪ Jabra Pro Evolve2 85 Datasheet (EN) library_booksUser guides↪ Jabra Pro Evolve2 85 User Guide (EN)↪ Jabra Pro Evolve2 85 User Guide (FR)↪ Jabra Pro Evolve2 85 User Guide (DE)