3.5" Asus Mypal A626 -- Stylish Ultra Slim PDA with Innovative Technologies, Touch Screen (Anti-glare) CPU: Marvell XScale processor, 312MHz; Operating System: Microsoft Windows Mobile 5.0 ( Pocket PC ) Display: 3.5" Brilliant TFT LCD 65k full-colors, 16-bit display QVGA, 240x320 resolution with touch screen (anti-glare) Memory: 128MB Flash ROM and 64 MB SDRAM; Expansion Slot: 1 x SD slot (SDIO/SD/MMC ) up to 4GB Audio: Integrated microphone and speaker; Full duplex record and playback; 1 x 3.5mm earphone jack and MP3 stereo Communication: Bluetooth v2.0(EDR) / SIR 115.2kbps (max) / USB 1.1/ WiFi 802.11b+g; Battery: 1200mAh lithium ion removable,rechargeable battery battery; Dimension: 11.7cm x 7.08cm x 1.57cm; Weight: 158g (typical)