... operation IntroductionOne touch, that’s all it takes for access control with HF&CCTV’s F7 biometric reader that offer the ... user ID, Self-Service Query, Automatic Status Switch, Soap, printerAccess Control Interface for3rd party electric lock, door sensor, exit button, alarm ... °C TCP/IP, RS232/485 Fingerprint+password safe door entry control system HF-F7