4K gaming monitor: Philips 558M1RY
Features: picture diagonal: 139,7 cm / 55 inch Resolution: 3,840 x 2,160 pixels AMD FreeSync Premium Pro SmartImage HDR modes 120 Hz update rate for brilliant images HDR Game FlickerFree-Technology to protect the eyes Speakers: 2 x 10 W and 1 x 20 W Subwoofer Aspect ratio: 16:9 response time 4 MS Brightness: Normal mode: 750 cd/m² HDR mode: 1200 cd/m² contrast: 4.000:1 pixel pitch: 0.315 x 0.315 mm Viewing angle h/v: 178°/178