sorry dont know of any good cordless phones but i do know ( i have orinoco setup) that 2.4ghz will F--- up your network..unless there has been a change somehow.. lemme check on that for you

Xoom

'98 Ford Contour
Bone stock except for:
Audio: JVC kdlx-100
4 Pioneers 2-180 and 2- 200 watt speakers
Meguiars Car wax

Future Mods:
Fog or Driving lights
Headlight Covers (Blackouts)
35% all around window tints