| Brand | ZKTeco |
| Model | TA-ICLOCK-S680ZMM-12 |
| Time & Attendance control functions | Work codes, Customized messages, Siren calendar, Automatic mode switching, 8 presence control modes, Shortcut function keys |
| Capacity | Up to 10.000 cards |
| Records | 50.000 registers |
| Identification modes | RFID card, PIN and combinations |
| Proximity card | EM 125 kHz, MF 13.56 MHz Classic, MF DESFire EV1, MF DESFire EV2, MF Ultralight, MF Ultralight C, MF Plus X, MF Plus S and NTAG213 |
| Screen | 3.5" Color TFT |
| Communication | TCP/IP, RS485, RS232 and USB |
| 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 | 205 (W) x 145 (H) x 47 (D) mm |
| Weight | 1400 g |