| Brand | ZKTeco |
| Model | TA-US20C-2 |
| Sensor | ZK Optical Sensor |
| Sensor resolution | 500DPI |
| Activation sensor | Infrared auto-activation |
| Algorithm | ZK Finger 10.0 |
| Read time | < 1 sec |
| Time & Attendance control functions | Work codes, Customized messages, Siren calendar, Automatic mode switching, 9 presence control modes |
| Capacity | Up to 3.000 tracks and 10.000 cards |
| Records | 10.000 registers |
| Identification modes | Fingerprint, RFID card, PIN and combinations |
| Proximity card | MF (13.56 MHz) |
| Screen | TFT 2.8" in color |
| Communication | TCP/IP, WiFi and USB |
| Outputs | Relay (siren or alarm) |
| Software | Time and Attendance Software: ZKBioTime 8.0 (up to 2 equipment included free of charge) |
| Power | DC 12 V / 1.5 A max. |
| Temp. operation | 0º C ~ +45º C |
| Dimensions | 165 (W) x 140 (H) x 40.6 (D) mm |
| Weight | 800 g |