Key specifications/special features: * user capacity: 500 * transaction: 30, 000 with professional management software * power: 9 to 24VDC * stay current: 0.50ma * work current: 400ma * identification time: f2s * far: f0.0001% * frr: f1% * access control support many fingerprint access, 50 time zone, 5 grouping * electro control directness relay output 3A/12VDC or encrypt electro control * communication RS232, RS485, TCP/IP * baud rate RS232: 115200 * RS485: 115200 TCP/IP (RJ45 interface) * management software transaction fingerprint management and access. Package dimension:20*27*10cm GW:1Kg.