
Do you have a question about the Philips 21PT5457 and is the answer not in the manual?
Details about the screen, picture tube, and image enhancement technologies like Contrast Plus.
Information on sound output power, number of speakers, and audio features like Ultra Bass.
Covers installation features like Plug & Play and utilization aspects like top controls and smart clock.
Lists available input/output ports on the side and back of the TV, including AV and headphone jacks.
Explains the Black Line tube technology for improved contrast and brightness.
Details how an electronic circuit enhances darker picture portions for realism.
Combination of Delta Volume and Automatic Volume Limiter to manage volume changes.
Enables automatic clock updates for the Wake Up clock function.