Oligark Commerce (OPC) Private Limited

The Zkteco MiniAC is a Linux-based time attendance and access control terminal utilizing advanced visible light facial recognition for touchless, hygienic authentication, featuring anti-spoofing, wide-angle tolerance, and a long recognition distance up to 2 meters for enhanced security and efficiency.  Key Features & Benefits

• Visible Light Facial Recognition: Employs computer vision and deep learning algorithms for intelligent, touchless facial detection and authentication. 
• Extended Recognition Distance: Up to 2 meters, improving traffic flow and user convenience. 
• Touchless and Hygienic: Designed to provide a fully touchless user experience, promoting safety and hygiene. 
• Wide-Angle Tolerance: Double the detection angle of other algorithms, allowing for more flexibility in head rotation and tilt. 
• Anti-Spoofing: Advanced technology to prevent unauthorized access through fake faces. 
• Multi-Modal Verification: Supports Face, Card, and Password authentication for robust security. 
• Linux-Based System: A stable and versatile operating system for time and attendance and access control. 

The ZKTeco SA40B-E/M is a compact, standalone, single-door access control device designed for 125kHz RFID EM cards (E) or 13.56MHz IC cards (M) and keypad PIN authentication. It supports up to 2,000 users, offering entry via card, PIN, or combined mode. The durable, IP65-rated (on some models) ABS plastic unit requires 9-15V DC, connects directly to locks, and is ideal for secure, PC-free office/residential access. 
Key Features & Technical Specifications

• Access Methods: RFID card (125kHz EM), 4-6 digit PIN, or PIN+Card.
• Capacity: Up to 2,000 users/cards/passwords.
• Operation: Standalone, no software or network required for installation.
• Interface: Supports electric locks (NC/NO), exit button, doorbell, and door sensors.
• Design: Compact (103.5 x 86 x 19 mm) and durable ABS shell for indoor use.
• Power: 9 to 15V DC, typically 12V.
• User Management: Convenient card/PIN management directly on the device.
• Safety Features: Tamper detection/alarm output (on some variants). 

The SA40B-E specifically refers to the 125KHz RFID version, widely used in environments needing simple, reliable access control.