It's EM proximity card reader. It reads EM card identification number and transmits it to access control system by using the common wiegand 26 bit or other interface based on client requirement later.
Features:
Designed with full range protection hardware to avoid the damage from ESD.
Wide range input voltage and standard wiegand interface.
Easy to connect with the most of controller host in the marketing.
LED and buzzer can be controlled from host.
Specifications:
Color: Black
Power: DC5-15V at 100mA
ESD Protection: 2000V
Surge Protetion: 1000V
Interface: Wiegand 26
Working Distance: Up to 8cm
Frequency: 125KHz
Support Card: EM ID Card or EM 4100 Compatible RFID Cards
Temperature: -25 Degrees Celsius to +70 Degrees Celsius
Humidity: 5%-95% Relative Humidity Non-condensing
Audio/Visual Indication: Green LED Backlight and Buzzer Signal Output
Waterproof: IP65
Item Size: 80 * 43 * 17mm / 3.15 * 1.69 * 0.67in (L * W * H)
Item Weight: 72g / 2.56oz
Package Size: 14 * 9 * 4cm / 5.5 * 3.54 * 1.57in (L * W * H)
Package Weight: 102g / 3.62oz
Package List:
1 * Card Reader
1 * Sticker
1 * Bag of Screws