SM-5503 Active RFID Key Fob

Long range RFID tag. The SM-5503 Active RFID Key Fob puts key and asset control in the palm of your hand. Set an alarm for keys and other controlled assets that are not allowed to leave a zone, an office, a building, a work area or yard. Our active RFID fobs are waterproof and read using one of our 2.4 GHz active RFID readers.

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RF Parameter
  • Operating Frequency: 2.4-2.48GHz
  • Output Power: -6dBm


Basic Parameters
  • Basic ID: 4-byte
  • Operating Mode: Active operating mode
  • Signal Interval: 500ms (can be customized)
  • Battery Life: 4–year life (related with the operating mode and output power)
  • Reading Distance: 0-150m (tested with SM-5526 reader in a open environment)


Mechanical & Electrical Performance
  • Dimensions: 2.0 in × 1.2 in × 0.4 in (L×W×H)
  • Weight: 12g
  • Power Supply: 450mAh lithium battery
  • Operating Temperature: -40°C~+70°C
  • Humidity: 5%~95% (non-condensing)
  • Waterproof: IP50
  • Shock Resistance: 10~2000Hz,20mm/15g, Triaxial