Customized 55 Inch Interactive Whiteboard Floor Stand Electronic Interactive Flat Panel

Display Performance ParametersProduct numberCV-S-55Backlight typeDLEDDimensions (L×H×W)L1277.6xH772xW88.8mmPackaging size (L×H×W)L1395xH910xW190mmBare metal net weight (KG)27Gross weight of the whole machine (KG)38Backlight life50000HourDisplay size (mm)1210x681physical resolution4K(3840 x 2160)Overall peak brightness280cdDynamic Contrast5000:1viewing angleH/V:178/178°screen ratio16:9display color10Bit, 16.7Mrefresh rate60HZDisplay Protection4mm Fully tempered high explosion-proof glassTouch Parametertouch-embeddedBuilt-in integrated, non-externaltouch sensing technologyInfrared induction recognition touch technology (20 points)notationFingers, stylus or other non-transparent objects not less than 5mm in diameter (multi-point 8mm)Cursor speed120 points/spositioning accuracyMore than 90% of the touch area is ±2mmtouch resolution32767*32767number of touchesTheoretical infinite timescomputer responseSystem automatic identification; ≤15msdriverFree driveThe electrical performance of the whole machinepower inputAC 180-240V 50/60HzMachine power consumption120W Speaker powerStereo hybrid dual-channel CLASS-D amplifier output, rated power: 2x10W(L+R / 8Ω) of THD+N≤10%@1KHz (Audio Input: 0.5VRMS)/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1