The Speak 510 is an easy-to-use, personal speakerphone for conference calls with USB and Bluetooth connectivity for efficient and productive conference calls anytime, anywhere. Thanks to the optional Jabra Link 370* USB adapter, you can enjoy up to 30 meters of freedom of movement. Travel case included. The Speak 510 is an easy-to-use, personal speakerphone for conference calls with USB and Bluetooth® connectivity for efficient and productive conference calls anytime, anywhere. Thanks to the optional Jabra Link 370* USB adapter, you can enjoy up to 30 meters of freedom of movement. Travel case included. Designed for full sound reproduction, the Speak 510 conference call speakerphone is ideal for users who want outstanding sound and compatibility with leading UC platforms. Thanks to the omnidirectional microphone, all participants can hear and understand each other clearly during calls.Connects via USB or Bluetooth®. Coverage area of ​​up to four people in the room. Smart button for MS Cortana, Siri® and Google Assistant™*.