ZKTeco G3 Pro Technical Specifications Parameter Details Palm Templates 6,000 Face Templates 12,000 Fingerprint Templates 20,000 Card Capacity 20,000 Transaction Logs 200,000 Processor / Memory 1.4 GHz Quad-Core CPU, 1 GB RAM / 1 GB Flash Display & UI 4.3″ touch screen, Hi-Fi voice prompt, tamper alarm Communication Ports TCP/IP, USB Host, Wiegand output Access Control Interfaces Lock relay, door sensor, alarm, exit button, doorbell Special Functions Alive detection for face/palm, duplicate detection, multiple biometric modes Optional Equipment Wi‑Fi/3G, PoE (802.3at), external printer, battery (2,000 mAh), HID/Mifare proxy reader Compatibility BioTime 8.0, ZKBioSecurity (Time & Attendance), WDMS Accuracy Rates Palm FAR ≤ 0.01% (FRR ≤ 1%), Face FAR ≤ 0.001% (FRR ≤ 1%), Fingerprint FAR ≤ 0.0001% (FRR ≤ 0.01%) Power Specs 12 V DC (< 500 mA) Operating Conditions 0 °C – 45 °C; 199.2 × 171.8 × 96.9 mm footprint