Integrated speaker - Robust sound in a small package * Up to 64 MB of SDRAM and 64 MB of Intel® StrataFlash® ROM - Ample memory for all your applications * Built-in microphone - Voice note recording at the push of a button * Secure Digital IO slot - SDIO Now! interoperability for peripherals or memory, including external Bluetooth * IrDA port - CIR/SIR (serial or slow IR/fast IR)