... under the sunlight Data connector USB2.0/wireless RF2.4G/RS232(optional) Power supply by USB,no need other cable ... , with finger touch directly for operation;ð Strong anti- resistance to light, work directly under sunlight;ð Multi-touch, intelligent gesture- ... Tacteasy multi-touch frameTacteasy multi-touch frame adopts infrared technology to manufacture touch interactive whiteboard which is made of X, ...