
ACR1281U-C1 DualBoost II: Ultimate Dual-Interface NFC Reader
Explore ACS’s ACR1281U-C1 DualBoost II, a high-speed dual-interface NFC reader writer supporting ISO 7816 & 14443. Ideal for secure payments, transit, and multi-app integration. Learn more!
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ACR1281U-C1 DualBoost II: The Ultimate Dual-Interface NFC Reader

In the fast-evolving world of contactless payments and smart card technology, the ACR1281U-C1 DualBoost II from ACS stands out as a game-changing solution. As the second-generation successor to the popular ACR128 DualBoost, this USB-powered reader combines contact and contactless interfaces into one powerful device. Perfect for developers and businesses seeking versatility, security, and scalability, here’s why it’s a must-have.
What is the ACR1281U-C1 DualBoost II?
The ACR1281U-C1 DualBoost II is a dual-interface NFC writer designed to seamlessly integrate ISO 7816 (contact) and ISO 14443 (contactless) standards. Whether you’re processing payments, managing transit systems, or building secure access solutions, this reader supports NFC technology, high-speed communication (up to 848 kbps), and advanced security features—all in a compact, USB CCID-compliant design.
Key Features & Specifications
🔑 Dual-Interface Flexibility
- Combine contact and contactless applications on a single device.
- Supports MIFARE® Classic cards, SAM slots, and hybrid/mixed cards.
- Detects misplaced non-contact cards in contact slots for error-free performance.
⚡ High-Speed Performance
- 848 kbps communication speed for fast data exchange.
- USB Full Speed (12 Mbps) interface with CCID driver support.
🔒 Enterprise-Grade Security
- Built-in SAM card slot enhances encryption for payment and identity systems.
- Compliant with PCI DSS, CE, FCC, RoHS, and REACH certifications.
🛠️ Developer-Friendly Tools
- Supports PC/SC, CT-API, and extended APDUs (64 KB).
- Compatible with Windows®, Linux®, macOS®, Android™, and Solaris.
📐 Technical Specifications
Parameter | Details |
---|---|
Dimensions | 120.5 x 72.0 x 20.4 mm / 140 g |
Interfaces | 1x ISO 7816 contact slot, 1x ISO 14443 contactless antenna (50mm range) |
Certifications | ISO 7816, ISO 14443, USB Full Speed, CCID, WHQL, Microsoft® certified |
Applications Across Industries
- Contactless Payments: Securely process credit/debit card transactions.
- Public Transit: Enable fast NFC-based fare collection.
- Access Control: Manage physical access with multi-app integration.
- Healthcare & Logistics: Support ID verification and inventory tracking.
Why Choose the ACR1281U-C1 DualBoost II?
- Cost-Effective: All-in-one solution for contact/contactless needs.
- Future-Proof: USB firmware upgrades ensure long-term compatibility.
- Reliable Performance: Backed by ACS’s industry-leading expertise in smart card tech.
Conclusion
The ACR1281U-C1 DualBoost II redefines dual-interface smart card readers with its speed, versatility, and robust security. Whether you’re upgrading legacy systems or building a new smart infrastructure, this device adapts to your needs.
Ready to Elevate Your Smart Card Solutions?
Explore the ACR1281U-C1 DualBoost II today and unlock seamless, future-ready transactions!