It is widely used in the industries of security, patrol, mining, finance and railway systems 
GAO offers all RFID technologies: Low Frequency (LF), High Frequency (HF), Ultra High Frequency (UHF, EPC Gen 2) as well as Active and Semi-Passive. It is widely used in the industries of security, patrol, mining, finance and railway systems. This wireless LF Bluetooth reader, model 222012, uses Bluetooth (Class Two) technology to upload tags ID to any Bluetooth-enabled computers in real-time mode.
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