ITEM SPECIFICATIONS SYSTEM CPU 2 X A73 2 X A53 GPU G51 MP4 RAM 4 GB 2 GB FLASH 32 GB OPERATING SYSTEM ANDROID 9.0 IS SUPPORTED. THE OPTIONAL OPS SUPPORTS WINDOWS 10. SCREEN DISPLAY ASPECT RATIO 16:9 DISPLAY RESOLUTION 3840 X 2160 REFRESH RATE 60 HZ VIEWING ANGLE AND 8805; 178° RESPONSE TIME TYPICAL VALUE 8 MS DISPLAY AREA 65-INCH MODEL: 1428.48 MM X 803.52 MM 75-INCH MODEL: 1649.66 MM X 927.94 MM 86-INCH MODEL: 1895.04 MM X 1065.96 MM PIXEL DISTANCE 65-INCH MODEL: 372.0 AND 956;M X 372.0 AND 956;M 75-INCH MODEL: 429.6 AND 956;M X 429.6 AND 956;M 86-INCH MODEL: 493.5 AND 956;M X 493.5 AND 956;M COLOR DEPTH 10 BIT 8 BIT FRC HARDWARE-BASED ANTI-BLUE LIGHT SUPPORTED SURFACE TREATMENT OF GLASS ANTI-GLARE CONTRAST TYPICAL VALUE 1200:1 BRIGHTNESS TYPICAL VALUE/MAXIMUM VALUE 350 NITS/400 NITS MEAN TIME TO FAILURE MTTF 30000 HOURS SCREEN BRIGHTNESS UNIFORMITY AND 8805; 70 BACKLIGHT TYPE D-LED SCREEN TYPE INFRARED SCREEN PANEL TECHNOLOGY IPS GLASS THICKNESS AND 8805; 3.2 MM SCREEN TOUCH CONTROL MAXIMUM NUMBER OF TOUCH POINTS 20 TOUCH RESPONSE TIME AND 8804; 10 MS MAXIMUM IDENTIFIABLE OBJECTS 2 POINTS, 3 MM TOUCH PRECISION ±1 MM MAXIMUM SCREEN SENSING RANGE AND 8804; 1.5 MM TOUCHSCREEN RESOLUTION 32767 W X 32767 D LENS LENS TYPE FIXED FOCUS WDR SUPPORTED SENSOR TYPE CMOS SENSOR SIZE 1/2.8 SENSOR PIXEL SIZE 1.45 AND 956;M X 1.45 AND 956;M HORIZONTAL FIELD OF VIEW 80° APERTURE F/1.8 LENS RESOLUTION 4K ZOOM 2X DIGITAL VERTICAL ANGLE OF VIEW 50° TV DISTORTION 2 SHOOTING DISTANCE 0.5 M TO INFINITY PTZ ADJUSTMENT E-PTZ AUTOMATIC EXPOSURE AE SUPPORTED AUTOMATIC WHITE BALANCE AWB SUPPORTED BUILT-IN SPEAKER QUANTITY 2 X TWEETER FULL-FREQUENCY UNIT TOTAL POWER OF SPEAKER 2 X 15 W SOUND OUTPUT MODE FRONT TWEETERS AND BOTTOM FULL-FREQUENCY SPEAKERS FREQUENCY RESPONSE RANGE 100 HZ TO 20 KHZ STEREO SUPPORTED MAXIMUM SOUND LEVEL 95 DB SPL@1 M BUILT-IN MICROPHONE QUANTITY 6 SAMPLING FREQUENCY 48 KHZ SAMPLING BITS 16 BITS BANDWIDTH 100 HZ TO 20 KHZ SOUND PICKUP DISTANCE 10 M SOUND PICKUP ANGLE 180° ELECTRICITY SUPPLY REQUIREMENTS RATED OPERATING VOLTAGE 100240 V AC, 50/60 HZ MAXIMUM POWER CONSUMPTION 65-INCH MODEL: 350 W 75-INCH MODEL: 420 W 86-INCH MODEL: 450 W STANDBY POWER 0.5 W ENVIRONMENTAL REQUIREMENTS IN USE AMBIENT TEMPERATURE 0 AND 8451; TO 40 AND 8451; RELATIVE HUMIDITY 10 TO 95 EMC LEVEL CLASS A OPERATING ALTITUDE 5000 M OPERATING HOUR/DAY 16/7 ENVIRONMENTAL REQUIREMENTS IDLE AMBIENT TEMPERATURE 20°C TO 60°C RELATIVE HUMIDITY NON-CONDENSING 5 TO 95 PHYSICAL PARAMETERS OF THE ENTIRE SYSTEM PRODUCT DIMENSIONS 65-INCH: 916.1 MM X 1484.5 MM X 91.6 MM 75-INCH: 1040.5 MM X 1705.7 MM X 91.8 MM 86-INCH: 1180.6 MM X 1953.0 MM X 91.8 MM PACKAGE DIMENSIONS 65-INCH: 1050 MM X 1650 MM X 220 MM 75-INCH: 1170 MM X 1900 MM X 220 MM 86-INCH: 1300 MM X 2090 MM X 250 MM NET WEIGHT 65-INCH: 35.8 KG 75-INCH MODEL: 47.8 KG 86-INCH MODEL: 63.0 KG GROSS WEIGHT INCLUDING THE PACKAGE 65-INCH: 43.3 KG 75-INCH MODEL: 57.8 KG 86-INCH MODEL: 74.5 KG OPTIONAL FLOOR STAND PRODUCT DIMENSIONS 1525.0 MM X 1302.0 MM X 764.0 MM PACKAGE DIMENSIONS 180 MM X 1390 MM X 845 MM NET WEIGHT 19.5 KG GROSS WEIGHT INCLUDING THE PACKAGE 24.8 KG OPTIONAL WALL-MOUNTED BRACKET PRODUCT DIMENSIONS 30 MM X 1170 MM X 210 MM PACKAGE DIMENSIONS 86 MM X 1270 MM X 300 MM NET WEIGHT 3.6 KG GROSS WEIGHT INCLUDING THE PACKAGE 5.5 KG STYLUS PEN QUANTITY 2 WI-FI WI-FI PROTOCOL 802.11 A/B/G/N/AC SUPPORTED FREQUENCY BAND 2.4G TO 2.4835G 5G TO 5.85G MAXIMUM TRANSMIT POWER 2.4G: 20 DBM 5G: 23 DBM INSTALLATION INSTALLATION MODES WALL-MOUNTED AND FLOOR STAND