Display2.4-inch tft lcd color screenfingerprint capacity3000card capacity5000(optional) id /mifare/hid cardtransaction capacity30,000sensorzk optical sensoralgorithm versionzk finger v9.0&10.0communicationrs232/485, tcp/ip, usb-hostaccess control interface3rd party electric lock, door sensor, exit button, alarm, doorbellwiegand signalinput, output,srbfunctionsdst, record query, anti-passback, external rs485 fingerprint reader, printer(optional)power supply12v dc, 3aoperating temperature0 °c- 45 °coperating humidity20%-80%sdk and softwarestandalone sdk,zkaccess3.5