They'll all have approximately the same features as Palm's recently announced Zire handheld.

FORBES: A Palm That Fits On The Wrist

Bradley's riskier strategy is the one of going after the low end of the market with the Zire consumer brand.

FORBES: Magazine Article

It's no secret that palmOne's SD WiFi card works only with their T3 and Zire 72 handhelds, but despite some earlier indications to the contrary, it doesn't look like the card'll also work with the new Treo 650 which is due out later this year.

ENGADGET: No WiFi fo' the Treo Ace / 650 (yet)