Power outages don't generally pose a problem for the proximity readers, because they either have a battery back up system or sometimes they use rechargeable batteries. So you never have to worry that your system becomes vulnerable if the power goes out.
There are several different proximity card systems. In fact, you can even use your Bluetooth cell phone as a proximity card for laptops that are Linux based. Of course that's not how most business will use it, but it's just another example of the versatility of these systems.
The FBI, NASA, federal governments, municipalities, universities, schools, daycares, hospitals, and malls - these are all places where you'll find proximity systems, and that's just the beginning.
HID ISO Prox II cards are a popular choice in proximity cards. They feature 125 kHz technology, ISO standards, gloss finish, and there are more than 137 billion possible codes. Programmable photo ID relies on the use of a smart card.
Security proximity technology can be matched to the needs of your company, no matter what the size of your business. This technology can be installed at a price that's affordable, and exactly as you need it. When business is concerned about the bottom line, as well as the security of their business, proximity card systems makes very good sense.
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