球球大作战官方网站下载安装|球球大作战直播间-百度|
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UCN i-Blackboard

  • Chalk-writing, large size
  • Innovative process, Filter harmful light and electromagnetic radiation
  • Water-proof, dust-proof, anti-riot
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Core Technologies

ProTouch iFoil?
Nano touch foil

  • Single film 10-98”, customizable
  • Can sense through 12mm tempered glass
  • Driver-free operation
  • Open compatibility
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球球大作战官方网站下载安装