Biometric Fingerprint Reader USB OTG – Windows Android Linux Free SDK
Biometric Fingerprint Reader USB OTG – Windows Android Linux Free SDK
Asia-Teco Biometric Fingerprint Reader – USB & OTG Compatible, Free SDK Included
Meet the Asia-Teco LR809 Biometric Fingerprint Reader — a professional-grade fingerprint scanner built for developers, IT administrators, and businesses that need fast, accurate, and flexible biometric capture. Whether you're building an attendance system, access control application, or identity verification workflow, this device delivers FBI CJIS-certified image quality across Windows, Linux, and Android platforms — all powered by a free, feature-rich SDK.
Why Choose the Asia-Teco LR809?
- Cross-Platform Compatibility: Works seamlessly with Windows, Linux, and Android via standard USB, plus OTG support for Type-C and Micro-USB connections — perfect for mobile and desktop integration.
- High-Resolution Capture: 508 DPI optical sensor with a 12.8mm × 14.4mm capture window delivers crisp, 256×280 pixel images in 8-bit, 256-level grayscale.
- FBI CJIS-Certified Image Quality: Meets FBI CJIS-RS-0010 IAFIS Image Quality Specification (Appendix F), ensuring images are suitable for demanding identity applications.
- Standard Feature Formats: Outputs fingerprint templates in ANSI 378 and ISO 19794 formats — universally compatible with major AFIS and biometric middleware systems.
- Multiple Image Formats: Captures and exports images in WSQ, PNG, BMP, JPEG, and more, giving developers complete flexibility.
- Free SDK Included: A comprehensive SDK supporting C/C++, Java, C#, Delphi, and other languages lets your team integrate biometric functionality quickly and cost-effectively.
- USB-Powered, Low Current Draw: Operates at DC 5V (±5%) supplied via USB with under 200 mA working current — no external power supply needed.
- Compact & Lightweight: At just 65g and 100×55×18mm, the LR809 is easy to deploy on any desk, kiosk, or mobile workstation.
- Wide Operating Range: Rated for -10°C to 60°C operating temperature and 10%–90% humidity, making it suitable for a broad range of environments.
Device Specifications
| Model Number | LR809 (HYT0809) |
| Dimensions | 100 × 55 × 18 mm |
| Weight | 65 g |
| Shell Material | ABS Plastic |
| Interface | USB; OTG support (Type-C, Micro-USB) |
| Power Voltage | 5.0V ±5% via USB |
| Working Current | <200 mA |
| Capture Window | 12.8 mm × 14.4 mm |
| Image Resolution | 508 DPI |
| Image Size | 256 × 280 pixels |
| Grayscale | 8-bit, 256 levels |
| Image Quality Standard | FBI CJIS-RS-0010 IAFIS (Appendix F) |
| Feature Format | ANSI 378, ISO 19794 |
| Image Formats | WSQ, PNG, BMP, JPEG, and more |
| Supported OS | Windows, Linux, Android |
| SDK Languages | C/C++, Java, C#, Delphi, and more |
| Working Temperature | -10°C to 60°C |
| Storage Temperature | -20°C to 70°C |
| Working Humidity | 10% – 90% |
| Country of Origin | Made in China |
Ideal Use Cases
- Employee attendance and time-tracking systems
- Physical and digital access control
- Identity verification and enrollment applications
- Developer and integrator biometric projects
- Mobile kiosk and OTG-enabled Android deployments
For guidance on standards and best practices related to biometric identity systems, refer to the NIST Biometrics Resource Center.
Frequently Asked Questions
Q: Is the Asia-Teco LR809 fingerprint reader compatible with Android smartphones via OTG?
A: Yes. The LR809 fingerprint scanner supports USB OTG via both Type-C and Micro-USB adapters, making it fully compatible with OTG-enabled Android devices. This allows developers to build mobile biometric enrollment and verification applications on Android using the included free SDK.
Q: What programming languages are supported by the free SDK?
A: The free SDK bundled with the LR809 biometric fingerprint reader supports a wide range of development languages including C, C++, Java, C#, and Delphi, among others. This ensures broad compatibility with both enterprise and custom software development environments.
Q: Does this fingerprint reader work on Linux and Windows without additional drivers?
A: The LR809 is designed for plug-and-play operation on Linux, Windows, and Android. Depending on your specific OS distribution and version, standard USB HID drivers may be sufficient. The included SDK also provides additional driver and integration resources to ensure smooth setup across all supported platforms.
Q: What fingerprint image formats does the scanner output?
A: The Asia-Teco LR809 outputs fingerprint images in WSQ, PNG, BMP, and JPEG formats, and supports ANSI 378 and ISO 19794 template standards — making it interoperable with a wide range of biometric middleware and AFIS platforms.