In short: Ambilight is a series of LED lights on the rear of some Philips TV panels that project light ... Given the option, I'd back having Ambilight as an option each and every time.

The system is often used with the Philips Hue Play Gradient Light Strips, which can be fitted in a rectangle around the back of your TV to emulate the effect of Ambilight. It works very well ...

The TV landscape ... four-sided Ambilight back to the fore – ideal for wall-mounting with all-encompassing lighting surround, which had lacked from the majority of Philips' last-generation ...