IDG) — Mountain View, Calif.-based Handspring announced on Monday the addition of two Visor handhelds to its product line, making a grand total of five models. The Visor Prism will include 16-bit color display, a Motorola DragonBall VZ processor running at 33MHz — twice the performance of the previous EZ DragonBall — and 8MB of RAM for $449.

To accommodate the higher energy requirements of the new chip and color display, the Prism will also include a Lithium Ion rechargeable battery. The Prism weighs 1.5 ounces more than the noncolor versions.