What does the phone symbol do (next to handbrake) in my honda civic i-/CDTi Si 2011?

What does the phone symbol do (next to handbrake) in my honda civic i-/CDTi Si 2011?

What does the symbol look like?

What has happened to the owners manual? Missing? You can down load it for free at:
http://owners.honda.com/...an/manuals

If you have embedded bluetooth, you press it to answer the phone. Or make calls.