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DigitalPersona U.are.U 4000B Fingerprint Reader



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 The U.ARE.U 4000B Reader is a USB fingerprint reader, the user simply places his or her finger on the glowing reader window, and the reader quickly and automatically scans the fingerprint. On-board electronics calibrate the reader and encrypt the scanned data before sending it over the USB interface.
The U.ARE.U 4000B utilizes optical fingerprint scanning technology for superior quality and product reliability.
  • Small form factor
  • Excellent scan quality
  • Encrypted fingerprint data
  • Latent print rejection
  • Counterfeit finger rejection
  • Rotation invariant
  • Rugged
  • Works well with dry, moist, or rough fingerprints
  • Compatible with Windows. XP, 2000, Me, 98, NT. 4.0 and Windows Server 2000, 2003,VISTA
The U.are.U 4000 is a USB 2.0 fingerprint scanner that is able to scan dry, moist or rough fingerprints. Also it can reject latent or spoof fingerprints.
Scanner Name U.are.U 4000S / U.are.U 4000B Reader
Manufacturer DigitalPersona, Inc.
Connection USB 2.0
Supported OS (*) Microsoft Windows (32-bit and 64-bit), Linux (32-bit and 64-bit)
Resolution 512 ppi
Image capture area (Platen size) 15 x 18 mm (0.6″ x 0.7″)
Sensor type Optical
Illumination Red LEDs
Device size 79 x 49 x 19 mm (3.1″ x 1.9″ x 0.7″)
Device weight
(with cable)
80 grams (0.2 lbs)
Operating temperature 0°C ~ +40°C
Operating humidity 20-80 % (non-condensing)


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