1. All in One Touch Monitor 2.LCD TV 3 Infrared Touch smart whiteboard 4.Free ... Touch, double writing Built in single /double writing , multi touch Monitor ;Built In PC, support free customize PC, support WIFI Internet ... Whiteboard Parameter Response time(ms): 120msResolution: 4096*4096Precision: 2 mmConnector: USB/COM Software Language: English, German, Polish, Spanish, Turkey, Thailand, Saudi ...