Interactive screen Size: 32" Touch precision: 8192*8192 Writing styles: hand/pen Light transmittance: ≥92% Max:100%(no glass) Position Accuracy:≤ 0.2mm Anti-light intensity: Direct under the sunlight Data connector: USB2.0/wireless RF2.4G/RS232(optional) Power supply: by USB,no need other cable. Cusor speed: ≥125 DOT/S Transmission speed:12M/s Scan speed: first dot 25ms, following dot 8ms