HIKVISION DS-TPE304-S Entrance & Exit Control Terminal with PMSCascade management: One can manage up to 4 lanes, and up to 5 devices can be cascaded Strong adaptability: fully closed structure, no fan heat dissipation design, can be used at 10~50 working temperature Multi network interface design: 8 network interfaces on the internal network support the access of a large number of network devices and saving switch costs; 2 gigabit network port on the external network support network fault tolerance and dual