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S4AItem NO.:
S4A-QR702S4A-QR702 QR Code Access Card Reader
The S4A-QR702 is a high-performance USB QR Code Access Card Reader designed for seamless plug-and-play access control integration. Powered by USB DC 5V with HID keyboard output, it supports fast scanning of 2D QR codes and barcodes as well as dual-frequency RFID cards (125KHz ID + 13.56MHz IC). Compact and efficient, the S4A-QR702 features high-speed card sensing (< 100ms), wide-angle scanning, and OEM customization support for modern security deployment.
Parameter
Specification
Model Number
S4A-QR702
Product Name
QR Code Access Card Reader
Power Supply
USB DC 5V
Current Consumption
Standby < 30mA; Fill Light ≤ 100mA
Communication Interface
USB No-drive / HID Keyboard Output
RFID Frequency
125KHz + 13.56MHz (ID + IC)
Supported Protocols / Cards
ISO14443A/B, EM, M1, Desfire, 15693, SONY card, NFC
Scan Type
Two-dimensional (2D) QR Code, Barcode
Sensing Distance
Card: 3–5 cm | QR Code: 5–30 cm
Card Sensing Speed
< 100 ms
Reading Angle
360° Rotation; Elevation ±55°; Deflection ±55°
Scanning Angle
72° (Horizontal), 54° (Vertical), 84° (Diagonal)
Weight
100 g
Operating Temperature
-20°C to 60°C
Customization
Support OEM Customization