Radio Frequency Identification Tags (RFID) by DATAMARS

ComfortEar® offers you everything you look for in a state-of-the-art RFID ear tag.

Superior Readability
Industry-leading read distance, depending on reader quality and environmental factors.

ICAR Approved
Meets standards established by the International Committee for Animal Recording (ICAR), the worldwide organization of animal recording and productivity evaluation.

ISO Compliant
Conforms to standards established by the International Organization for Standardization (ISO) – the world’s foremost developer of quality standards.

Convex Tamper Evident Design
Convex tag base designed for animal comfort and healing.
Tamper-evident design ensures security in livestock management programs.

Easy Application
Our Z2 No-Tear-Tagger™ assures fast, easy and foolproof application while eliminating torn ears.

Technical Specifications

  • Dimensions: Shown
  • Weight: 7.8 g
  • Compliance: ISO 11784, 11785
  • Frequency: 134.2 kHz
  • Technology: FDX / HDX
  • Printing: Laser
  • Read Range: Up to several feet – dependent on reader quality and environment
  • Rivets included

2 Technologies Available
Full Duplex – FDX and Half Duplex – HDX


Animal: Good for all sized animals