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| Brand | TCL |
| Type | TV |
| Size | 55" (inches) |
| Panel | VA |
| Refresh Rate | 60 Hz |
| Screen Aspect Ratio | 16:9 |
| Screen Resolution | 3840 x 2160 |
| General Info | |
|---|---|
| Type | TV |
| Year | 2018 |
| Brand | TCL |
| Model Series | S421 |
| Model Number | 55S421 |
| Size | 55" (inches) |
| Panel | VA |
| Operating System | Roku TV |
| Display | |
| Screen Size Class | 55" (inches) |
| Diagonal Size | 54.65 in 138.8 cm 1388 mm 4.55 ft |
| Screen Width | 47.62 in 121 cm 1209.6 mm 3.97 ft |
| Screen Height | 26.79 in 68 cm 680.4 mm 2.23 ft |
| Display Type | VA |
| Display Bit Depth | 10 bits (8 bits + FRC) |
| Frame Rate Control | Yes |
| Max Number of Colors | 1073741824 |
| Bits | 30 |
| Screen Aspect Ratio | 16:9 |
| Screen Resolution | 3840 x 2160 |
| Screen Pixel Pitch | 0.315 mm |
| Screen Pixel Density | 80 ppi |
| Screen-to-Body Ratio | 91.16 % |
| Backlight Source | Direct LED |
| Screen Horizontal Viewing Angle | 178 ° |
| Screen Vertical Viewing Angle | 178 ° |
| HDR | HDR10 |
| 3D | No |
| Size, weight, color | |
| Case Depth | 3 in 7.6 cm 76.2 mm 0.25 ft |
| Case Weight | 13.4 kg 29 lbs |
| Case Width with Stand | 49.1 in 124.7 cm 1247.1 mm 4.09 ft |
| Case Height with Stand | 30.8 in 78.2 cm 782.3 mm 2.57 ft |
| Case Depth with Stand | 8.7 in 22.1 cm 221 mm 0.73 ft |
| Case Weight with Stand | 13.6 kg 30 lbs |
| Case Color | Black |
| Hardware | |
| CPU Cores | 2 |
| GPU Cores | 2 |
| TV Tuner | Analog (NTSC/PAL/SECAM) Clear QAM ATSC |
| Built-in Camera | No |
| Network | LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz 802.11ac (IEEE 802.11ac) |
| Connectivity | 3 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x S/PDIF 1 x 3.5 mm Audio Out 1 x AV Composite In (Video + L/R) 1 x USB 2.0 (max 0.5 A) 1 x Ethernet RJ45 |
| Audio | |
| Audio Speakers | 2 x 8W |
| Features | |
| OS | Roku TV |
| Cool Features | 4K Creative Pro HDCP (High-bandwidth Digital Content Protection) 2.2 |
| Ergonomics | |
| Case Width | 49.1 in 124.7 cm 1247.1 mm 4.09 ft |
| Case Height | 28.5 in 72.4 cm 723.9 mm 2.38 ft |
| Vesa Mount Support | Yes |
| VESA Interface Standard Size | 200 x 200 |
| Removable VESA Stand | Yes |
| Height Adjustment | No |
| Landscape or Portrait Pivot Support | No |
| Left or Right Swivel Support | No |
| Forward and Backward Tilt Support | No |
| Frequency and Interpolation | |
| Vertical Digital Frequency | 60 Hz |
| Screen Interpolation Technology | Clear Motion Index |
| Screen Interpolation Value | 120 |
| Screen Interpolation Measurement Unit | CMI |
| Power | |
| 110V | 100 V - 120 V |
| AC Frequency | 50 Hz - 60 Hz |
| Accessories | |
| Extras | Remote control - RC282 |
| Certificates and Standards | |
| Licenses | RoHS |
| Usage and Storage Requirements | |
| Safe Operating Temperature Level | 5 °C - 35 °C 41 °F - 95 °F |
| Safe Operating Humidity Level | 20 % - 80 % |
| Internal Storage Temperature | -15 °C - 45 °C 5 °F - 113 °F |
| Internal Storage Humidity | 10 % - 90 % |
