HID Signo Reader 20K

Introducing the HID® Signo™ Reader 20, a groundbreaking access card reader that is a key member of the Signo platform. Designed to revolutionize secure electronic access control, HID Signo Readers embody versatility, power, and future-ready connectivity.

Ideal for door applications that demand a narrow card reader, the HID Signo Reader 20 offers unparalleled compatibility with a wide range of credential technologies. It seamlessly supports various form factors including cards, fobs, and mobile devices, ensuring a flexible and convenient access control experience.

Experience the pinnacle of secure access control with the HID Signo Reader 20, delivering dynamic performance and unmatched compatibility in a sleek and reliable package. Stay connected to the future of electronic access control with this innovative solution.

Key Features:

  • Highly Versatile The HID Signo Reader 20 offers exceptional versatility with support for a broad range of credential technologies. It includes native Bluetooth and Near Field Communication (NFC) capability, enabling compatibility with HID Mobile Access. Additionally, it incorporates Apple’s Enhanced Contactless Polling (ECP) to seamlessly support credentials stored in the Apple Wallet.
  • Unparalleled Performance  The HID Signo Reader 20 ensures unparalleled performance by employing ultra-secure storage of cryptographic keys on certified secure element hardware. It also features a surface detection feature that automatically recalibrates and optimizes read range performance, guaranteeing reliable and precise access control.
  • Connected to the Future With out-of-the-box support for the Open Supervised Device Protocol (OSDP), the HID Signo Reader 20 ensures secure bidirectional communication. It is designed to be effortlessly connected and remotely managed, eliminating the need for physical interaction or “sneakernet” operations.


  • 45 mm x 121.5 mm x 19.5 mm (1.77 in x 4.78 in x 0.77 in)

13.56 MHz contactless smart cards supported:

  • Seos®, iCLASS SE, iCLASS®, MIFARE DESFire®EV1/EV2/EV3 and MIFARE® Classic.

125 kHz contactless cards supported:

  • HID Prox®, Indala® Prox, Dorado® Prox, and EM Prox legacy contactless credentials


  • Open Supervised Device Protocol (OSDP)
  • Wiegand
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