Technical Specifications:

• Model: KR503E
• Frequency: 125KHz
• Card Reader Type: Proximity
• Input Ports: 2 (External LED Control, External Buzzer Control)
• Output Format: 26-bit Wiegand (default) / 34-bit Wiegand (default)
• LED Indicator: 2 Color LED Indicators (Red and Green)
• Beeper: Yes
• Operating Temperature: -20°C to +65°C
• Operating Humidity: 10% to 90% relative humidity non-condensing