Video Standards 

PAL video format is being used as standard in Turkiye (specifies 25 frame/s, while NTSC specifies 29.97 frame/s). It is incompatible with the NTSC standard.

DVD Region Codes

0 Informal term meaning "worldwide". Region 0 is not an official setting; discs that bear the region 0 symbol either have no flag set or have region 1–6 flags set.
1 United States, Canada, Bermuda, U.S. territories
2 Europe (except Russia, Ukraine, and Belarus), Middle East, Egypt, Japan, South Africa, Swaziland, Lesotho, French overseas territories, Greenland
3 Southeast Asia, South Korea, Republic of China (Taiwan), Hong Kong, Macau
4 Mexico, South America, Australia, New Zealand, Oceania
5 Afghanistan, Ukraine, Belarus, Russia, Africa (except Egypt, South Africa, Swaziland, Lesotho, and French overseas territories), Central and South Asia, Mongolia, North Korea
6 People's Republic of China, Hong Kong
7 Reserved for future use (found in use on protected screener copies of MPAA-related DVDs and "media copies" of pre-releases in Asia)
8 International venues such as aircraft, cruise ships, etc.
ALL Region ALL discs have all 8 flags set, allowing the disc to be played in any locale on any player.