• Model Number: H55S81EUX
• Screen Size: 55 Inches
• Display Type: QLED
• Resolution: 3840 × 2160 (4K UHD)
• Refresh Rate: 120Hz
• Aspect Ratio: 16:9
• Brightness: 320 nits
• Contrast Ratio: 5000:1
• Viewing Angle: 178° / 178°
• Response Time: 6.5 ms
• Color Depth: 1.07 Billion Colors
• HDR Support: Yes
• Dolby Vision: Yes
• MEMC: 120Hz
• Operating System: Google TV
• Processor: ARM Cortex-A55 Quad-Core
• GPU: ARM Mali-G52
• RAM: 2GB DDR3
• Storage (ROM): 32GB Flash
• Google Assistant: Yes
• Hands-Free Voice Control: Yes
• Chromecast Built-in: Yes
• Google Play Store: Yes
• Netflix: Yes
• YouTube: Yes
• Amazon Prime Video: Yes
• Dolby Atmos: Yes
• DBX-TV Audio: Yes
• Speaker Output: 30W (2 × 15W)
• Wi-Fi: Yes
• Bluetooth: Yes
• HDMI Ports: 4 (HDMI 2.1 with ALLM, VRR & eARC)
• USB Ports: 2 (USB 2.0)
• Ethernet (LAN): Yes
• AV Input: Yes
• RF Input: Yes
• Headphone Output: Yes
• Optical Audio Output (SPDIF): Yes
• Power Supply: AC 100–240V, 50/60Hz
• Dimensions Without Stand (W × H × D): 1226 × 709.4 × 82.7 mm
• Dimensions With Stand (W × H × D): 1226 × 758.4 × 277.2 mm
• Gross Weight: 14.5 KG
• Color: Black
• Warranty: Official Haier Warranty