... /TCP/IP) 2.Regestered users>1700, 3.Record capacity>6,144 ParameterEM/Mifare Access ControllerCHD802A: without internal proximity reader,can ... to two outside wiegand readers.CHD802B: with an internal EM reader,can be connected to a standard wiegand reader.CHD802M ... , Locks: magnetic lock, electric insertion lock, pulse lock, etc.6, Power: DC 10-24V(12V preferred); Consumption<1W7, Working terperature ...