The documents also include information and pictures about the "Thunder", an Android 2.1 device with a 4.1-inch WVGA screen. Dell's document also claims this has Flash 10.1 along with a mention of an "integrated web video Hulu app." The phone will be sold in AT&T and world-friendly HSDPA versions around Q4 of this year.
Dell's "Smoke" is running Android Froyo atop a 2.8-inch QVGA display. It has a QWERTY keyboard and it is powered by a Qualcomm's next-gen MSM7230 processor at 800MHz, has a 5 megapixel autofocus cam, 14.4Mbps HSPA, microSD expansion to 32GB, WiFi, Bluetooth 2.1 + EDR, and dual-mic noise canceling technology.
Engadget also posted information about Dell tablet/slate devices including the 7" and 10" varieties called Streak. The seven-inch one will be based on Nvidia's Tegra 2 platform and will run Android 2.1 OS.
Dell's complete mobile leak" is available here