The SecuGen Hamster Plus (Model: HSDU03P) is a USB-connected optical fingerprint reader designed for authentication, identification, and verification use cases. It uses SecuGen's patented SEIR (Sensor Enhancement and Image Reconstruction) fingerprint biometric technology with an SDU03P contact-type optical sensor. The device captures fingerprint images at 500 DPI resolution (260x300 pixels) with 256 gray scale levels (8-bit), using an LED light source. It connects via USB 1.1 Full-Speed or USB 2.0 Hi-Speed and is powered entirely through the USB port at 5V. Key software-dependent features (requiring apps built with SecuGen SDKs) include: - Auto-On™: automatic finger detection - Smart Capture™: self-adjusting scanning technology - Device Recognition™: device authentication Additional hardware features include latent print rejection, 360-degree fingerprint rotation support, and fingerprint template encryption when using SecuGen's proprietary template format. The sensor is rated for operation between -20°C and 65°C with up to 90% relative humidity (non-condensing). It carries FCC, CE, KC, RoHS, and WHQL compliance certifications. The unit weighs 165g (with stand) and includes an integrated finger guide and removable weighted stand. Supported operating systems: Windows 11/10/8.1/7, Windows Server 2022/2019/2016/2012/2008 R2, Android 3.1 and above, and Linux. Biometric standards supported: INCITS 378, ISO/IEC 19794-2, ISO/IEC 19794-4. This product is listed as a legacy product in SecuGen's current lineup. It comes with a one-year limited warranty.