Recommended Minimum Cage Sizes: 1  Minimum size for 1 parakeet = 20â³ long x 18â³ deep x 18â³ high (Volume = 6,480â³ cubic inches). 2  Minimum size for 2 parakeets = 30â³ long x 18â³ deep x 18â³ high (Volume = 9,720â³ cubic inches) We offer this size to our budgie parakeet adopters â please see our bird supplies page for details. Minimum size for 2 parakeets = 30â³ long x 18â³ deep x 18â³ high (Volume = 9,720â³ cubic inches) We offer this size to our budgie parakeet adopters â please see our bird supplies page for details.
The most popular is a parallel ATA interface. A Optical drive is hardware that read and drive a DVD disk or programs. An optical drive is a drive that reads media in your computer. This  includes a disk drive, a CD , DVD, or Blu-Ray drive.   A device for reading discs on which data is stored.
The SCSI standards define commands, protocols, electrical and optical interfaces. SCSI is most commonly used for hard disk drives and tape drives, but it can connect a wide range of other devices, including scanners and CD drives, although not all controllers can handle all devices.