Computadora Apple iMac 21.5"/3.06/4GB/500GB/SD/Gforce9400 3.06GHz Intel Core 2 Duo 1066MHz frontside bus 3MB shared L2 cache 21.5-inch (viewable) LED-backlit glossy 16:9 widescreen TFT active-matrix display; 1920 by 1080 pixels; millions of colors; IPS technology 4GB (two 2GB SO-DIMMs) of 1066MHz DDR3 SDRAM 500GB Serial ATA, 7200 rpm Slot-loading 8x SuperDrive with 4x double-layer burning (DVD±R DL/DVD±RW/CD-RW) NVIDIA GeForce 9400M with 256MB of shared DDR3 memory Built-in iSight camera Mini DisplayPort output with support for DVI, dual-link DVI, and VGA video (requires adapters, sold separately) Four USB 2.0 ports One FireWire 800 port One SD card slot Built-in stereo speakers with two internal 17-watt high-efficiency amplifiers Built-in microphone Combined optical digital audio output/headphone out Combined optical digital audio input/audio line in Built-in 10/100/1000BASE-T (Gigabit) Built-in AirPort Extreme 802.11n Wi-Fi wireless networking2 Built-in Bluetooth 2.1 + EDR (Enhanced Data Rate) Apple Wireless Keyboard and Magic Mouse Options: Apple Keyboard with Numeric Keypad, Apple Keyboard, Apple Mouse