Descripción del producto

1.working principle:optical imaging technology 
2.touch accuracy:±2.4mm
3.response speed acuities:≤6ms
4.sample rate:**0ppi/sec
5.resolution:****8 x ****8
6.PET mask,free from glare,no flare,high contrast and color,solid&reducing wear,smooth writing
7.without Electromagnetic radiation,touching operation,don't need special pen,don't need batteries,available pointer interactive operation
8.support operating system:XP / ***3 / VISTA/windows7

writting area size：ST**2G:***3mm****0mm; 
                                   ST**4G:***0mm****6mm
                                   ST**8G:***5mm****7mm
                                   ST***3G:***2mm****7mm

outer frame size: ST**2G::***6****3mm 
                               ST**4G:***3****0mm 
                                ST**8G:***5****6mm 
                                ST***3G:***5****5mm