ACS ACR1555U Secure Bluetooth® NFC Reader
Bluetooth NFC reader ACR1555U for Secure Authentication, Mobile NFC & Regulated Deployments
1️⃣ Why Enterprises Need a Secure Bluetooth NFC Reader
Modern enterprises deploying smart card authentication, mobile credentials, or contactless access control often encounter three critical challenges:
- Inconsistent standards compliance across NFC readers
- Security risks in wireless communication and key management
- Limited mobility when readers are restricted to USB-only environments
Without a fully compliant and secure Bluetooth NFC reader, system integrators and IT teams face integration delays, security audits failures, and shortened device lifecycles.
2️⃣ Solution Overview: ACR1555U Product Positioning
The ACS ACR1555U Secure Bluetooth® NFC Reader is an enterprise-grade Bluetooth NFC reader designed to address these challenges through proven standards compliance, strong cryptographic protection, and dual USB + Bluetooth connectivity.
Security · Interoperability · NFC compliance · Enterprise deployment
This device is engineered for organizations that require mobile NFC capability without compromising security or regulatory readiness.

3️⃣ Data: Standards, Protocols & NFC Capabilities
Standards & Compliance
The ACR1555U adheres strictly to internationally recognized standards, ensuring interoperability and audit readiness:
- ISO/IEC 14443 Type A & Type B
- ISO/IEC 18092 (NFC)
- ISO/IEC 15693
- NFC Forum compliant
- PC/SC & USB CCID compliant
Supported Card Technologies
- MIFARE® Classic
- MIFARE® Ultralight
- MIFARE® DESFire
- FeliCa
NFC Operating Modes
- Reader / Writer mode
- Card Emulation mode
- Bluetooth HID Keyboard Emulation
Performance Metrics
- Optimized contactless read/write speed up to 848 kbps (ISO 14443 A/B)
- Stable RF performance suitable for enterprise and regulated environments
4️⃣ Data: Security Architecture & Enterprise Features
Security is a primary evaluation criterion for B-end decision-makers. The ACR1555U integrates multiple enterprise-level protection mechanisms:
- AES-128 encrypted Bluetooth communication
- One ISO 7816 SIM-sized SAM slot
- Protocols: T=0 / T=1
- Voltage classes: 5V / 3V / 1.8V
- Secure key storage and controlled credential handling
- Automatic reader lockout after multiple unauthorized access attempts
- Designed for EMV-ready, FIDO-compatible, and regulated authentication systems
5️⃣ Data: Connectivity, OS Compatibility & Development Support
Interfaces
- Bluetooth® 5.2 (Bluetooth Low Energy, HID supported)
- USB Type-C (USB Full Speed, CCID)
Operating Systems
- Windows
- macOS
- Linux
- Android
- iOS
- iPadOS
Development & Integration
- Official ACS SDK
- Driver and API support for rapid system integration
- Suitable for desktop, mobile, and hybrid deployments
6️⃣ Value in Practice: Typical Enterprise Applications
Designed for systems where security, mobility, and long-term support are mandatory:
- Smart card authentication systems
- Contactless payment security
- NFC-based access control
- Mobile credential & secure login
- Enterprise and e-Government ID platforms
7️⃣ Authority, Compliance & Lifecycle Assurance
With over 20 years of smart card reader expertise, we provide long-term platform stability and global deployment support.
The ACR1555U complies with major international regulations and certifications, including:
- CE / FCC / UKCA
- RoHS / REACH / WEEE
- Bluetooth® BQB
- IEC/EN 62368
- ISO 14443 / ISO 7816 / PC/SC
This ensures regulatory acceptance, predictable lifecycle management, and enterprise-grade reliability.
8️⃣ Technical Specifications
| Physical Characteristics | |
|---|---|
| Dimensions (mm) | 93 mm (L) × 58 mm (W) × 6 mm (H) 94.1 mm x 60.2mm x 9.0 mm (with Card Holder) |
| Weight (g) | 31.5 g ± 1.0 g (Card Reader) 39.7 g ± 1.0 g (with Card holder) 23.9 g ± 5.0 g (USB cable) |
| Bluetooth Interface | |
| Protocol | Bluetooth® 5.2 Bluetooth AES-128 encryption |
| Speed | 2Mbps (BLE High-speed mode) |
| USB Interface | |
| Protocol | USB CCID |
| Connector Type | USB Type-C |
| Power Source | Rechargeable Lithium-ion Battery (charging through USB) |
| Speed | USB Full Speed (12 Mbps) |
| Cable Length | 1 m, Detachable (Type-C to Type-A) |
| Contactless Smart Card Interface | |
| Standard | ISO 18092 NFC, ISO 14443 Type A & B, ISO 15693, MIFARE®, FeliCa |
| Protocol |
|
| SAM Card Interface | |
| Number of Slots | 1 Standard SIM-sized Card Slot |
| Standard | ISO 7816 Class A, B and C (5V, 3V, 1.8V) |
| Protocol | T=0; T=1 |
| Built-in Peripherals | |
| LED | 1 bi-color: Red and Green (Power), Blue (Mode), Orange (Operation Status) |
| Buzzer | Monotone |
| Other Features | |
| Other Features |
|
| Encryption | on device AES encryption algorithm |
| Firmware Upgrade | Supported |
| Certifications/Compliance | |
| Certifications/Compliance | Standards
Regulatory / Environmental
|
| Device Driver Operating System Support | |
| Device Driver Operating System Support | USB and Bluetooth HID mode
Bluetooth
|
9️⃣ FAQ – Frequently Asked Questions
Q1: Is the ACR1555U suitable for enterprise authentication systems?
Yes. The ACR1555U is PC/SC and CCID compliant, supports SAM-based security, and is designed for enterprise and government-grade authentication systems.
Q2: Can the ACR1555U be used with mobile devices?
Yes. It supports Bluetooth® 5.2 BLE and HID mode, making it compatible with Android, iOS, and iPadOS devices.
Q3: Does the ACR1555U support secure wireless communication?
Yes. All Bluetooth communication is protected using AES-128 encryption, with additional reader lock mechanisms for enhanced security.
Q4: Is this reader compliant with international regulations?
The ACR1555U complies with CE, FCC, UKCA, RoHS, REACH, and Bluetooth® BQB, making it suitable for global deployment.


















