Main Board Feature Details Connection Datasheet links
Processor Marvell XScale PXA270 rev. C5 (FWPXA270C5C312) ARM® Processor running at 312MHz Product info/Datasheets
Flash Memory 64Mb (8MB) Intel Wireless Flash Memory 28F640W18 single x16 FLASH chip, CFI compatible XScale memory interface, lower 16bit Datasheet links
System Memory Micron MT48H8M16LFB4-75 IT 32MB SDRAM running at 104MHz XScale RAM interface Product info Datasheet
Audio Wolfson Microelectronics WM8750BG Audio CODEC (Digital volume control, Headphone output, Speaker output) I2C (ID 0x1b) Product info Datasheet
802.11g Wireless Marvell 88W8686 Rev. B2 Wi-Fi “B/G” Solution SPI/SSP1 Datasheet N/A
Battery Internal rechargeable battery based on Li-Ion Polymer with at least 1230 mAH (min) TI65021 PMIC Datasheet N/A
PMIC Texas Instruments TPS65021 I2C Product info Datasheet
LCD Display Samsung LMS283LG05 320 x 240 TFT LCD Transmissive Display, Dot pitch: .18h x .18v, 256K Colors, 200nit Backlight XScale LCD interface AND SPI/SSP2 Datasheet
Device ID ROM Maxim DS28CM00 I2C (ID 0x50) Product page Datasheet

Some details on hardware can be also found here.