F22 is an ultra-thin fingerprint time attendance and access control  terminal with Wi-Fi, which offers unparalleled performance with  advanced algorithm for reliability, precision and excellent matching  speed. F22 features the fastest commercial-based fingerprint matching  algorithm and ZKTeco high-performance, highimage quality infrared  detection fingerprint sensor.https://www.zkteco.com/en/FingerprintAeH/F22