an rfid reader is also called rfid card reader writer

الوصف

Product Description：
 It is a general-purpose card reader with a high is **5KHz HID Proximity reader that is developed by OM and the serial number of compatible card serial performance and multiple output formats. It provides standard wiegand*6/*7, RS**2.
 
Features：

• Read HID Proximity card
• Can prevent damage and wind and rain, encapsulated in a special material. May be suitable for installation in a wide variety of indoor and outdoor environments.
• All card readers have a built-in speaker and a two-color LED indicating system/card reader status.
• Card reader accepts *-*5 DC voltage, and can be used with almost all the controllers on the market.