With the Jabra SPEAK 510+ MS, you can enjoy conference calls anytime anywhere. Connect via USB or Bluetooth to your PC, tablet, or phone and your conference call is up and running. Advanced sound enhancement technology ensures sound clarity as if everyone in the conference were in the same room. Jabra SPEAK 510+ MS is certified Skype for business. Jabra SPEAK 510+ is delivered with Jabra LinkTM 360 Bluetooth® Class 1 USB Adapter