Jabra Speak 810 USB Bundle with USB Dongle | Conference Room Speakerphone | Bluetooth, NFC, 3.5mm | UC Compatible, Softphones, Smartphones, Tablet, PC, MAC | Microsoft Certified Version #7810-109-USB JABRA Bundle of 2 ITEMS: Jabra 810 Speakerphone and Jabra USB Bluetooth Dongle JABRA BLUETOOTH WIRELESS RANGE: Up to 100 ft. range to other Bluetooth Class 1 devices. Ideal for rooms with up to 15 attendees. If your devices does not have Class 1 Bluetooth you will only get up to 33ft of Bluetooth range. JABRA MICROPHONE TECHNOLOGY: No need for microphone wires nor external microphones. The Zoomtalk Microphones are Intelligent directional microphones that focus on human voice and not noise. NOTE: In order to operate and use the speakerphone it must be plugged into the power supply at all times. This unit does NOT contain any compartment for rechargeable batteries. The USB Charge Port will not power the speakerphone. It will power your Smartphone when the Jabra 810 speakerphone is powered up. Recharge your smartphone or tablet during your presentation. MICROSOFT CERTIFIED: Out of the box integrated call functions Lync, Skype for Business