ACECAD DigiMemo A402 / A502 comparison
    A402 A502
  Memory card support
SD (Secure Digital)
CF (Compact Flash)
  Writing area
A4 (210x279mm)
A5 (150x210mm)
  Online writing
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  Use as digitizer
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  Show time and battery on LCD
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  Can be used without computer
  Built-in RAM
32M
32M
  Size
245 x 336 mm
206 x 303 mm
  Weight (Does not include battery)
615 g
512 g
  Writing thickness
14 mm (about 140 sheets)
12 mm (about 120 sheets)
  Support Windows 2000/XP
  Free DigiMemo Manager software
  Portfolio
optional (PF-200)
optional (PF-100)
  MyScript Notes OCR software
optional
optional
  Royal Pen (online writing recognition software)
optional
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  Interface
USB
USB