Sony Clie PEG-SJ22 Handheld Palm OS version 4.1, DragonBall VZ 33 MHz processor, 16 MB RAM High-resolution TFT color display (320 x 320 pixels) USB (HotSync cable) and Infrared interface Lithium-ion rechargeable battery What's in the box: Clie handheld, USB Hotsync cable, AC adapter, AC cable, Stylus, Protective cover, installation CD-ROM