C2 Pro is a high-performance time and attendance terminal aimed at the middle and high-end market. Equipped with a highly efficient Dual-Core 1GHz processor, C2 Pro sustains higher performance by finishing the comparison in less than 0.5 seconds. Friendly GUI and 3.5 inches TFT LCD make C2 Pro is easy to use. It supports several RFID reader modules (HID, ALLEGION, or ANVIZ) and RS485, PoE-TCP/IP or WiFi communication for different requirements. Based on the Linux operation system, C2 Pro offers SDK and EDK for further customization of the system. It also provides 1 relay for the ring bell and a connection to the Access Control system. All the above meet your requirements.