Description
G4 Pro | 4G Multi-Biometric Access Control Terminal
Product Overview
The ZKTeco G4 Pro is an advanced multi-biometric access control and time attendance terminal powered by
an upgraded Android 9.0 system. It supports 4G connectivity, PoE power supply, dynamic QR code scanning,
visible-light facial recognition, mask detection, and multiple card technologies. Designed for both
enterprise and commercial environments, the G4 Pro ensures fast, secure, and smart user authentication.
Key Features
- Optional 4G network support
- Dynamic QR code scanning via ZKBio CVSecurity mobile app
- Visible Light Facial Recognition with anti-spoofing
- Dual-frequency card module (125kHz & 13.56MHz)
- Optional multi-tech card module
- IEEE 802.3af/at PoE support
- Mask detection & enhanced security algorithms
- Android LCDP for third-party integration
Technical Specifications
| Category | Specification |
| Model | G4 Pro |
| User Capacity | 50,000 Users • 50,000 Faces • 50,000 Cards • 1,000,000 Transactions |
| CPU | 64-bit Octa-Core 1.8GHz Computer Vision CPU |
| Memory | 2GB LPDDR3 RAM + 16GB eMMC Storage |
| Display | 7-inch Touchscreen • 720×1280 Resolution |
| Camera | 2MP Binocular Camera (Visible Light Facial Recognition) |
| Communication | TCP/IP, USB Host, RS485*, Wiegand In/Out, Wi-Fi, Bluetooth, 4G (optional) WLAN: 2.4G 802.11 b/g/n Bluetooth: BT2.1+EDR/3.0/4.1 LE/4.2 BLE LTE FDD: B1/B2/B3/B4/B5/B7/B8/B20/B28 LTE TDD: B38/B39/B40/B41 WCDMA: B1/B2/B4/B5/B8 GSM: 1800/1900 MHz |
| Access Control Interfaces | RS485 (OSDP v2.1.7), Wiegand In/Out, Lock Relay Output, Exit Button, Alarm Output, Auxiliary Input, Door Sensor, External Bell |
| Card Support | 125kHz ID Card, 13.56MHz IC Card Multi-Tech Card Module (optional) |
| QR Code Scanner | Supports Dynamic QR Codes via ZKBio CVSecurity App QR Code, PDF417, Data Matrix, MicroPDF417, Aztec |
| Fingerprint (Optional) | Z-ID Sensor • 30,000 Fingerprints |
| Algorithms | ZKFace 5.6.2 • ZKFinger 10.0 |
| Face Recognition | Speed ≤1s • Distance 0.3m – 1.2m |
| Operating Conditions | Temperature: -20°C to 55°C Humidity: <90% RH |
| Storage Conditions | Temperature: -25°C to 65°C Humidity: <90% |
| Power Supply | DC 12V 3A • IEEE 802.3af/at PoE |
| Dimensions | 264 × 120 × 51 mm (H × L × D) |
| Firmware Functions | Push, Schedule Bell, Automatic Status Switch, Record Query, Access Levels, Groups, Holidays, Duress Mode, Anti-Passback, Wallpaper & Screen Saver Customization |
| Software Compatibility | ZKBio Time • ZKBio CVSecurity |
| SDK | Android LCDP • PUSH SDK |
| Certifications | CE, FCC, ISO9001, ISO14001, ISO20000 |
*RS485 available for RS485 readers.
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