... CPU: Samsung S3C2416 533MHz CPU,128M SD RAM, 128 M DDR2 ROM ,2G Flash Rom .2. WIN CE 5.0 ... :USB Host 1.1 x 3, Mini USB x 1, RS232 x 2, RS 485 x 2, Earphone Jack x 1, SD Card slot ... m 2DC input9V-24VAudio output1WPower consumption8WSupport interfacesRS232 x 1/RS485 x 1 or RS232 x 2 SD card (Max to 4G) ... Max to 4GB) Accessories: Touch pen x 1 USB connection line x 1 Driver disk x 1 Screw & Iron sheet: 4 ...