PFS408-BU live fingerprint reader is released in 2004 wth complete self-independence intellectual property. PFS408-BU police fingerprint scanner is the first batch of certified products through the Chinese Ministry of Public Security. Product features: 1/The large sample size and high-resolution capture equipment can provide three-side rolling fingerprints. 2/The high fidelity and definition of captured fingerprints images help extract feature points for fingerprints database. 3/the product adopts optical fingerprint imaging constructional design without distortion. It is a universal device for computer fingerprint automatic identification systems. 4/The product provides USB2.0 interface to connect a computer, which is in keeping with USB2.0 interface standard. It is easily installed and used with rapid reaction. SpecificationWindow area 39× 36mm2Interface USB2.0Resolution 700× 500(DPI)Capture Method Rolling captureImage ratio of length to width 1: 0.707Distortion