ACS ACR1255U-J1 Wireless Bluetooth NFC Reader (ACR1255U-J1ACSA)
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The ACS ACR1255U-J1 (Manufacturer Part Number: ACR1255U-J1ACSA) is a portable 13.56 MHz contactless smart card reader. It combines Near Field Communication (NFC) technology with wireless Bluetooth Low Energy (BLE) connectivity for mobile operations.
Powered by an internal rechargeable battery, this pocket-sized hardware interface pairs directly with smartphones, tablets, and laptops. It allows field personnel to verify contactless identification badges, process transport ticketing, and manage mobile inventories without a wired connection.
Features
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Wireless Mobility: Uses Bluetooth Low Energy (Bluetooth 4.0) to connect securely to mobile host hardware.
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Dual-Mode Interface: Operates wirelessly via Bluetooth or through a wired desktop connection utilising the provided detachable USB cable.
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Contactless Frameworks: Supports ISO 14443 Type A and B cards, MIFARE, FeliCa, and ISO 18092 compliant NFC tags.
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Secure Transmission: Built-in hardware AES-128 encryption algorithm (CBC ciphering mode) protects data streaming between the card and host.
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Power Management: Functions via an internal lithium-ion battery that charges using a standard 5V USB connection.
System Compatibility
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Windows: 7, 8, 8.1, 10, and 11
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macOS: 10.7 and newer
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iOS: Version 8.0 and newer
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Android: Version 4.3 and newer
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Linux & Solaris
Technical Specifications
| Feature | Details |
| Wireless Protocol | Bluetooth Low Energy (Bluetooth 4.0) |
| Wired Protocol | USB Full Speed (USB Mini-B connector) |
| Operating Frequency | 13.56 MHz |
| Read/Write Speed | 106 Kbps, 212 Kbps, 424 Kbps |
| Operating Distance | Up to 50 mm (depending on tag type) |
| Battery Type | Rechargeable Lithium-ion |
| Dimensions | 85.0 mm × 54.0 mm × 10.0 mm |
| Weight | 37.5 grams |
| Certifications | ISO 14443, ISO 18092, PC/SC, CCID, CE, FCC, RoHS, REACH, UKCA |
