[RayChuang88]

If you want both, and you are using AT&T DSL, I'd recommend this model:

Netgear DGND3700 ADSL2+ modem with 2.4 and 5 GHz 802.11n Wi-Fi GigaBit Router

[Kirkwood]

I was looking at that one. Not sure if it has gotten good reviews. I could use simultaneous bands. Not a requirement, but I’m considering it.