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• Uniquely ergonomic to help reduce the effects of Carpal Tunnel Syndrome
• Silver Nano Embedded for Anti-Bacteria
• Excellent wireless communication performance
• Pen type for performance of handwriting input • laser-beam pointer as presentation tools more comfortable by one touch type button • Rechargeable batteries of long-term period life • 512Mb or 1Gb size USB flash memory inside RF receiver(option)
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