Meets the challenges of narrow spaces and de-tuning materials.


Smartrac VIPER tags and inlays offer top performance where space is limited. They cover a range of applications from supply chain and industrial automation to brand protection and sports-timing. Viper tags and inlays are also well-suited for use on highly detuning and difficult-to-tag materials.


Smartrac’s inlays and tags are compliant with ISO 9001:2015 Quality Management and ISO 14001:2015 Environmental Management, which ensure a reliable and state-of-the-art product that meets a variety of application needs, enhancing RFID usage for difficult-to-tag materials.


Operating Frequency

860 - 960 MHz

Integrated Circuit (IC)

Impinj Monza 4

Antenna Size

110 x 6 mm (4.33 x 0.24 in)

Die-cut Size

113 x 9 mm (4.45 x 0.35 in)

Quality Assurance

100% performance tested

International Standards

  • EPC Class 1 Gen 2
  • ISO 18000-6C


  • High-performce product for narrow spaces.
  • Exceptional performance on highly detuning, difficult-to-tag materials.
  • ISO 9001:2015 Quality Management System and ISO 14001:2015 Environment Management System support.
  • Serialized TID.