1066 MHz Bus Speed, 3 MB L2 cache. 16GB DDR3 SDRAM (16 GB maximum supported). 1 Terabyte Serial ATA hard drive. Slot-loading 8x DVD±RW DL SuperDrive.Built-in stereo speakers with two internal 17-watt high-efficiency amplifiers. Built-in 802.11n AirPort Extreme Wi-Fi wireless networking. Built-in Bluetooth 2.1 + EDR (Enhanced Data Rate). 21.5-inch LED-backlit glossy 16:9 widescreen TFT active matrix display. Pixels: 1920 x 1080, IPS technology.
Millions of colors at all resolutions. Typical viewing angle: 178° horizontal; 178° vertical. Four (4) USB 2.0.One (1) Optical digital audio output/headphone out. One (1) Optical digital audio input/audio line in. 100 - 240V, 50/60Hz, 4.0A. 17.75 x 20.8 x 7.42-inches (H x W x D, approximate). Notes: Good condition; some units may come with a very slight ding or scratch. The item "Apple iMac 21 Inch 3.06GHz 16GB 1TB / Get OS X 2017 /! 100% REFURBISHED" is in sale since Thursday, October 22, 2020. This item is in the category "Computers/Tablets & Networking\Desktops & All-In-Ones\Apple Desktops & All-In-Ones". The seller is "stock4less" and is located in Encino, California. This item can be shipped worldwide.