DUO PENTurn any surface or screen into an handwritable or touchable space

DUOPEN is realized by ultrasound based 3D tracking technology. Any surface or space can be a writable plane. Any laptop can be tablet-PC, supporting handwritings on the screen. You can purchase the related products from here.

DUO50 13$(USD)/pcs – Gravity based auto sliding pen and touch, together.

DUO70 11$(USD)/pcs – Elegant touch and pen with traditional pen design.

DUOPEN 119$(USD)/pcs – Convert your Laptop into an writable/touchable Tablet-PC. (SOLD-OUT, NOW)