| System Information | | Processor | RockChip RK3288W Cortex-A17 Quad Core 1.6GHz | | System Memory | 2GB DDR3L RAM | | Panel | | LCD Size | 21.5 | | LCD Panel | TFT-LCD | | Resolution | 1920x1080
| | Pixel pitch | 0.24795 X 0.24795 mm | | Luminance | 250 cd/m2(typ)
| | Contrast ratio | 3000 | | Viewing angle | 178 (H), 178 (V)
| | Response time | 30 ms | | Backlight | LED | | Touch Type | Projective Capacitive | | Touch Light Transmission | 85% | | I/O | | External I/O Connector | 1 x Power Jack
1 x HDMI Port
2 x USB Type A Host
1 x RJ45
1 x Headphone Jack
1 x Reset
| | Internal I/O Connector | 1 x Micro USB
1 x USB interface , 1 x DMIC interface
1 x USB touch interface
1 x M.2 B-Key(3042)
1 x touch button control(power/vol/brightness)
1 x Power interface (12~24V)
1 x JLVDS1
1 x eDP
1 x AMIC interface
1 x Speaker interface
1 x JSEN1 interface (I2C x2)
1 x JITP1 interface
1 x Debug port
1 x RS232 interface
1 x RS232 , RS485
1 x JGPIO1 (GPIO 16bit)
1 x RTC Battery interface
1 x Micro SIM Card socket for LTE module
1 x Micro SD slot
| | Wireless Communication | | WLAN | 802.11 b/g/n | | Display | | Multiple Display | LVDS+HDMI | | Certifications | | Certification Information | CE, FCC Class A | | Mechanical & Environmental | | Operating Temperature | 0°C ~ 40°C | | Storage Temperature | -20°C ~ 60°C | | Operating Humidity | 40°C @ 95% Relative Humidity, Non-condensing | | Dimension (W x L x H) | 501.88 x 294.2 x 44.1mm | | Weight | 3.4kg | | Power Requirement | DC 12~24V Input | | Power Mode | DC Jack, DC input 4pin header
| | Software Support | | OS Information | Android 8.1 | | Ordering Information | | Ordering Information | OFT-21WR1-2G_16G-Android 8.1-DC in |
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