Turn your smartphone into an access card! Take the next step with KRYPTO Mobile-PASS: a convenient mobile credential solution that enables you to unlock doors with your phone. This A22K1BT Kit is a one-stop shop for high-security access control projects.

KRYPTO is the easiest solution to manage DESFire® EV2/EV3 smart credentials on the market making worries of card cloning a thing of the past. The auto restore of encryption keys upon power failure ensures an effortless system start up and management.

Additionally, the A22K can easily be converted to an Elevator Controller (A22KEC), Schlage Door Handle Controller (ADH2K), or Aperio Door Handle Controller (A2PK) as needed. ATRIUM’s efficiency will simplify your life.

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Key features

  • (1) A22K controller
  • (2) K1BT Bluetooth readers
  • (10) Credentials (5 x TAG-EV2 + 5 ISODTH)
  • ATRIUM software
  • Free ATRIUM BT app (Mobile-PASS)

Downloads & links


  • Technical specifications

    • Security Level
    • Bluetooth (Y/N)
      yes - K1BT reader Bluetooth enabled
    • User Limit
      up to 10,000 users in ATRIUM
    • Mounting