You can use a wall mount with the following specifications for the Philips 55PUS7009/12 TV:

- VESA dimensions: 200 x 200 mm
- Screw size: M6 (min. 10 mm, max. 15 mm).

It is important that the wall mount supports these VESA dimensions and screw sizes to ensure safe and secure mounting of the TV. Wall mounting should only be carried out by qualified persons in order to fulfil safety standards and avoid accidents.