Product Overview

The DO-122U Mini Smart Card Reader is a compact and reliable 13.56MHz NFC USB reader writer designed for desktop identification, access control, and data capture applications. This device enables fast and secure contactless communication with ISO 14443 Type A and Type B smart cards, NFC tags, and compatible credentials. System integrators, access control installers, and identity management professionals choose this reader for its stable read performance, low power consumption, and straightforward USB plug-and-play deployment across commercial and industrial environments.

Product Advantages

• Reliable Read Performance: Delivers consistent card detection at 7–10 cm read range with a card read speed of 0.2 seconds, suitable for high-traffic identification points.
• USB Plug-and-Play Integration: Full-speed USB interface simplifies connection to PCs, kiosks, and embedded systems without complex driver configuration, reducing deployment time for project integrators.
• Industrial Temperature Tolerance: Operating temperature range of -25°C to 75°C (extended storage from -50°C to 80°C) supports deployment in warehouses, manufacturing floors, and outdoor access points.
• Low Current Draw: Working current of 70 mAh at DC 5V minimizes power load in multi-reader installations and battery-sensitive setups.
• Compact Enclosure: Dimensions of 98 x 65 x 12.8 mm allow mounting on desks, walls, or inside kiosk enclosures without占用 significant space.

Key Features

• Operating frequency: 13.56 MHz
• Interface: USB full speed
• Read range: 7–10 cm
• Card read speed: 0.2 seconds
• Working current: 70 mAh
• Power supply: DC 5V
• Operating temperature: -25°C to 75°C
• Storage temperature: -50°C to 80°C
• Operating humidity: 10% to 90%
• Dimensions: 98 x 65 x 12.8 mm
• Color: White
• Compatible with ISO 14443 Type A and Type B smart cards and NFC tags

Technical Specifications

Industrial Applications

Access Control Systems: Deployed at building entry points, office doors, and secure zones where employees present contactless credentials for身份验证. The stable read range and fast card detection support smooth人流 through turnstiles and doors.

Time & Attendance Terminals: Integrated into employee clock-in stations, the reader captures card UID and transmits data via USB to attendance software, eliminating manual entry and reducing payroll errors.

Kiosk and Self-Service Stations: Embedded in ticketing machines, library check-out units, and visitor management kiosks where users tap NFC-enabled cards or phones for service initiation.

Logical Access & PC Security: Used for desktop computer login authentication and secure document access, replacing passwords with contactless smart cards in corporate and government environments.

Asset Tracking & Inventory: Paired with tagged assets, the reader captures item-level data for asset registers, maintenance logs, and equipment checkout systems in hospitals, labs, and factories.

OEM / ODM Manufacturing Support

do rfid reader manufacturer offers full OEM and ODM customization for the DO-122U reader. Buyers can request custom enclosure color, logo printing, packaging design, and firmware adjustments to match specific project requirements. The factory supports small-batch samples for qualification testing and scales to bulk production for large-scale deployments. OEM partners receive technical documentation, interface specifications, and integration support to streamline their product development cycles.

Factory Production Advantages

With over 20 years of manufacturing experience in RFID and NFC hardware, the factory behind DO RFID Reader operates stable production lines capable of meeting wholesale and project-based order volumes. Each reader undergoes in-house quality inspection before packaging, ensuring consistent read performance and mechanical integrity across batches. The supply chain is structured for fast lead times: sample orders ship within 1–5 days, and bulk production completes in 7–30 days depending on quantity and customization scope. This reliability makes the factory a trusted partner for distributors, system integrators, and enterprise procurement teams requiring long-term supply agreements.

Bulk Supply & Project Deployment Support

Wholesale buyers and project contractors benefit from bulk pricing, batch consistency, and dedicated support for large-scale rollouts. The factory can schedule staged deliveries to match construction timelines and maintain buffer stock for urgent replenishment. Technical support is available throughout the deployment phase, including cabling guidance, software integration advice, and compatibility validation with existing access control or identification platforms. For system integrators managing multiple sites, the reader’s USB interface and standardized form factor simplify installation and reduce on-site training time.

FAQ

Q: What is the read range of this NFC reader?
A: The DO-122U offers a read range of 7 to 10 cm under standard conditions.

Q: Does the reader support both reading and writing to NFC tags?
A: Yes, the device functions as both a reader and writer for 13.56 MHz NFC tags and smart cards.

Q: What operating systems are compatible?
A: The USB reader works with Windows, Linux, and other systems that support standard CCID drivers.

Q: Can I order custom branding or packaging for bulk orders?
A: Yes, OEM customization including logo printing, color changes, and custom packaging is available for wholesale and project orders.

Q: How long does bulk production take?
A: Sample orders typically ship within 1–5 days, while bulk production takes 7–30 days depending on quantity and customization requirements.

Q: Is technical support available for system integration?
A: Yes, the factory provides technical documentation, interface guidance, and integration support for system integrators and project teams.

Q: What warranty applies to this reader?
A: The DO-122U carries a 2-year warranty against manufacturing defects, excluding damage caused by misuse or external factors.