iClock700 ZKTeco Time Attendance iClock700 is a 3.5-inch TFT screen Time & Attendance and Access Control Terminal. With the new user-friendly firmware, iClock700 is equipped with features like stunning GUI, more stability, faster matching speed and better expandability. iClock700 is compatible with various types of USB flash disks, ADMS and former SDK. Moreover, RS232/485, TCP/IP, and USB client ensures a smooth date transmission between device and PC. It also has Wi-Fi and 3G connectivity and access control connectivity with Wiegand out and in, electric lock, door sensor, exit button, alarm and door bell.