Hi,
it looks like Nokia 770 is exactly the right solution as VoIP, coming with one speaker only and VoIP, Skype support.
Nokia is live and back as VNC viewer-

Vncviewer 0.6.5-fremantle4

A VNC viewer for maemo

Virtual Network Computing (VNC) is a system which allows the user to view a 'desktop' environment from anywhere on the Internet. The VNC viewer provides a client that can connect to a VNC server running on a different system and display its desktop.

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