Communication Type : TCP / IP, Communication Distance : TCP / IP (100m), Wiegand : 100m (Suggest 80m), Register Cards: 42,000 (Can be extended), Record Capacity: 200,000 (Can be extended). Reading Protocol: Wiegand 26 / Wiegand 34 / Wiegand 66. Working Voltage : DC9V ~ 14V, Working Current : <300mA. Temperature : 0°C ~ 70°C, Size : 157 x 130 x 20mm. Humidity : 10 ~ 90% RH, Exit Button : 2 Group, Door Control : 2,en