NTSC, PAL, SECAM Compatible

NTSC is the colour system used for television in the USA and Japan
Most modern television sets and displays in the UK can display NTSC 60Hz signals with no problems
NTSC is known as 525 line, 60Hz interlaced system or 480i and displays pictures at 30fps (Frames per second)
DVD's imported from the USA are NTSC and usually regionally coded to region code 1 (North America)