13.56MHz GPRS Face Recognition Time Clock review

?Are we ready to see whether the “13.56MHz GPRS TCP/IP Face Recognition Time Clock Reader, Biometric Attendance Device, 4.3″ TFT Touchscreen, 500 Face Capacity, Access Control” fits our workplace needs?

Product Overview

We want a clear, concise sense of what this device offers, and this product name already gives us a lot of clues. The device combines face recognition and fingerprint biometrics with multiple communication options and access control features, making it a multi-purpose attendance and entry solution for many businesses.

What this product is designed to do

We expect it to manage employee attendance, provide secure access control, and store detailed logs for review. It is aimed at small to medium enterprises but may scale into larger setups depending on network infrastructure and integration choices.

Who should consider this device

We think organizations that need a compact, budget-friendly biometric terminal for both attendance tracking and basic access control will find it useful. Facilities managers, HR teams, and small-to-medium business owners will likely get the most value from its feature set.

Key Features at a Glance

We want a quick list of standout features so we can immediately compare it to other devices.

• 500 face capacity with face recognition
• Filmless optical fingerprint sensor
• 4.3″ TFT touchscreen for navigation
• 100,000 log capacity for attendance data
• Communication protocols: TCP/IP, RS232, RS485, and GPRS
• Access control integration: electronic lock, door sensor, exit button compatibility

Why these features matter

We value fast, reliable identification, flexible connectivity for different network environments, and the ability to integrate with existing door hardware. A large log capacity reduces the need for frequent data downloads.

Technical Specifications Table

We like a clear table so we can scan specs quickly and make direct comparisons. Below is a breakdown of the primary specifications.

How to read the table

We use the table to quickly verify whether the device meets our minimum technical requirements, such as biometric capacity, storage, and communication protocol support. If we need specific power specs or dimensions we should consult the product sheet or manual supplied by the vendor.

Design and Build Quality

We appreciate devices that are robust enough for daily use but still look professional at an entry point.

Physical design and materials

We find the 4.3″ TFT touchscreen gives the unit a modern appearance while keeping the footprint compact. Materials generally consist of ABS plastic housing with a tempered screen; the build is designed for indoor use and light-to-moderate daily traffic.

Durability and fit for purpose

We expect this device to withstand normal office environments, such as lobbies, HR entrances, or staff-only doors. Heavy industrial settings or outdoor placements will require protective enclosures or a different device rated for harsh conditions.

Display and User Interface

We value an intuitive interface so fingerprint and face enrollments, as well as daily check-ins, are straightforward for staff.

4.3″ TFT Touchscreen experience

We find the 4.3″ display size balances space for information and compactness for mounting. The touchscreen should provide responsive navigation through menus, real-time time display, and visual prompts during verification.

Software menus and ease of use

We expect the menus to be simple, with step-by-step enrollment wizards for faces and fingerprints, quick access to logs, and straightforward settings for network and access control. If the bundled software is limited, third-party integration via TCP/IP or RS232/RS485 may be necessary.

Face Recognition Performance

We care about accuracy, speed, and enrollment simplicity when it comes to facial biometrics.

Accuracy and capacity

We like the 500-face capacity for small and medium teams. Accuracy will depend on lighting, camera placement, and the quality of the capture sensor. Under good indoor lighting, face recognition should be fast and reliable for everyday use.

Speed and false acceptance/rejection rates

We expect recognition to be near-instant on successful matches, typically within a second or two. False rejection rates (FRR) can increase with poor lighting or non-frontal faces, and false acceptance rates (FAR) depend on the algorithm; we recommend performing real-world testing in our specific environment to evaluate performance.

Fingerprint Recognition Performance

We appreciate a backup biometric method in case face recognition fails or for users preferring fingerprint check-ins.

Filmless optical fingerprint sensor

We like that the device uses a filmless optical sensor, which generally provides consistent capture without the maintenance of traditional film-based sensors. Filmless sensors are more durable and easier to keep clean.

Enrollment and matching speed

Fingerprint enrollment usually requires multiple scans to build a reliable template, but once enrolled, verification is typically fast—often under a second. Successful matching relies on consistent finger placement and cleanliness.

Log Storage and Data Management

We want robust log storage so we can retain records without frequent downloads.

100,000 log capacity

We are pleased that the unit stores up to 100,000 logs, which is ample for many small to medium businesses. This capacity helps reduce the frequency of manual or scheduled downloads and gives us a larger historical record.

Export options and formats

We expect to export logs via TCP/IP or serial connections and possibly through the device’s software in common formats like CSV or proprietary attendance logs. Confirm compatibility with our HR or payroll systems before deployment.

Connectivity and Communication Options

Flexible connectivity is important so the device fits into different network infrastructures.

TCP/IP, RS232, RS485 and GPRS support

We value having TCP/IP for LAN setups, RS232/RS485 for legacy or point-to-point systems, and GPRS for remote locations without wired internet. This array of options gives us flexible deployment scenarios.

Network setup and reliability

We anticipate a typical network configuration that assigns an IP address and configures port settings for data push/pull. For GPRS setups, testing SIM compatibility and mobile data reliability is crucial before a full rollout.

Access Control Integration

We need the device to operate not only as an attendance terminal but also as a door controller.

Third-party electronic lock compatibility

We like that the device supports connecting to third-party electronic locks. This allows us to use it as part of a door access system, controlling locks based on successful verification.

Door sensors and exit button compatibility

We expect the device to support door sensor input (to know door open/close status) and an exit button for fail-safe egress. These features are important for security workflow and emergency scenarios.

Software and Management

We need software that makes enrollment, management, and data retrieval straightforward.

Local vs cloud management

We should check whether the vendor provides PC software for local management or if there’s optional cloud integration. Local software typically gives us more control and privacy, while cloud options offer remote access and easier updates.

User enrollment and administrative controls

We expect admin-level controls for adding/removing users, assigning access levels, scheduling, and monitoring logs. Batch enrollment via CSV import can speed up onboarding if supported.

Installation and Setup Process

We want an installation process that is as painless as possible.

Mounting and physical setup

We anticipate wall mounting with included screws or brackets. Placement at eye-level for face recognition and at a convenient height for fingerprint scanning is recommended.

Network and power setup

We should follow the manual for power connections and network settings. TCP/IP setup typically involves assigning a static or DHCP IP and configuring the device to communicate with the management software or server.

Power and Hardware Considerations

We must ensure the device has a reliable power source and suitable hardware environment.

Power requirements and backup

We expect a standard DC power input; verify voltage and current before purchase. For critical locations, consider pairing the unit with an uninterruptible power supply (UPS) to avoid missing logs during outages.

Hardware ports and expansion

We appreciate ports for external devices like exit buttons, door sensors, and external memory (if supported). Verify the presence of TTL or Wiegand outputs if integration with other systems is required.

Security and Privacy

We care about how the device handles biometric data and network security.

On-device data protection

We look for features like local encryption of templates and logs, secure storage, and the ability to purge or export data for compliance purposes. Check the manual for specific encryption standards and data lifecycle processes.

Network security best practices

We will place the device on a secure network segment, use firewalls, and change default passwords during setup. If using GPRS or public IP connectivity, ensure access control measures are applied to management ports.

User Management and Permissions

We need granular control over who can manage the device and who can use it.

Admin levels and roles

We expect at least two levels: administrator and operator. Administrators should be able to change network settings and factory reset, while operators may be limited to user enrollment and log downloads.

Grouping and scheduling

We prefer grouping users and scheduling access times to enforce shift-based permissions. Compatibility with time zones and daylight savings should be considered for international operations.

Maintenance and Troubleshooting

We want low-maintenance operations and clear guidance for common issues.

Routine maintenance tasks

We plan to keep the touchscreen and fingerprint window clean, verify firmware updates periodically, and periodically back up logs. Cleaning schedules should be included in our standard operating procedures.

Common issues and fixes

We might encounter network connectivity issues, failed enrollments from incorrect placement, or misconfigured access control wiring. A good manual and vendor support can speed up resolutions.

Performance Testing and Real-World Use

We insist on performing a pilot test to validate performance in our environment.

Testing plan suggestions

We propose testing under different lighting conditions, with varied skin tones, and with staff wearing glasses or masks. Record false rejections and acceptance instances to evaluate tuning needs.

Measuring success metrics

We should track recognition speed, FRR, FAR, network reliability, and log integrity over the pilot period. These metrics determine whether the device meets our operational requirements.

Pros and Cons Summary

We like balanced perspectives to make informed decisions.

Pros

• Multi-modal biometrics (face + fingerprint) increases reliability.
• 500 face capacity is suitable for many organizations.
• Large log storage (100,000) reduces frequent downloads.
• Multiple communication protocols allow flexible installation.
• Access control features enable use as a door controller.

Cons

• Face capacity may be limiting for larger enterprises without additional devices.
• Indoor-rated design limits outdoor installations unless protected.
• Performance is dependent on environmental factors like lighting and placement.
• Integration complexity may vary depending on existing systems and protocols.

Use Cases and Recommended Deployments

We want practical recommendations for where this device will shine.

Ideal environments

We recommend this device for offices, schools, clinics, retail back offices, and small-to-medium warehouse entrances. These environments typically provide the controlled lighting and indoor mounting conditions the device needs.

Scenarios to avoid

We advise against placing this device outdoors or in high-vibration industrial areas without protective housings. For very large employee bases, consider a fleet of devices or a larger-capacity enterprise solution.

Comparison with Alternatives

We expect to compare this device against other biometric terminals before committing.

How it stacks up

We find this device competitive in price-point and flexibility, particularly when GPRS is a required communication option. More expensive models may offer higher face capacity, better low-light performance, or cloud-managed features.

When to choose something else

We would opt for a different model if we need 1,000+ face capacity, outdoor ruggedization, or advanced cloud-native software integrations out of the box.

Deployment Checklist

We want a practical checklist to ensure a smooth rollout.

• Confirm user capacity needs and growth projections.
• Verify power and network availability at installation sites.
• Conduct pilot tests under real lighting and usage conditions.
• Prepare mounting hardware and perform initial firmware updates.
• Configure network settings and set strong admin passwords.
• Enroll key users and test access control wiring (lock, sensor, exit button).
• Set up log export schedule or automated sync.
• Train staff on proper positioning for face and fingerprint capture.
• Document maintenance and cleaning procedures.

Why a checklist matters

We agree that a checklist reduces surprises during deployment and helps ensure we capture accurate data from day one.

Pricing and Value Considerations

We always weigh feature sets against budget constraints.

Cost-effectiveness

We find that for the combination of face recognition, fingerprint backup, and multiple connectivity options, this device presents solid value for small and medium business budgets. The inclusion of access control features adds to the return on investment.

Total cost of ownership

We must account for installation, potential network setup, occasional maintenance, and any subscription costs for software or mobile data if using GPRS. Factor these into the overall budget when comparing options.

Final Verdict

We believe this device is a practical, flexible choice for many workplaces that want a combined attendance and access control terminal without moving to an enterprise-priced solution. Its mix of biometrics, storage, and communication options make it suitable for a range of indoor deployments. We recommend a site pilot to validate face recognition performance in our specific lighting and user conditions before a full rollout.

Frequently Asked Questions (FAQ)

We anticipate common questions and provide concise answers.

How many users can the device handle?

We can register up to 500 face templates and an unspecified number of fingerprint templates; check the manual for fingerprint template limits. The 100,000 log capacity supports daily attendance records for many months, depending on check frequency.

Can it work with our existing electronic locks?

Yes, it supports third-party electronic locks, door sensors, and exit buttons. We should verify compatibility with our lock’s voltage and wiring conventions before installation.

What if our site has no wired internet?

GPRS support allows operation over a cellular network. We must test SIM compatibility and signal strength at the exact installation location.

Is the device suitable for outdoor use?

This device is primarily designed for indoor use. For outdoor placements, we recommend a weatherproof enclosure or a device explicitly rated for outdoor conditions.

How do we export attendance logs?

Logs are typically exported via TCP/IP or serial connections, with formats like CSV or proprietary attendance files depending on the management software. Confirm the software’s export options before deployment.

How secure is the biometric data?

Security depends on the device’s firmware and data management options. We recommend encrypting local data if supported, changing default credentials, and placing the device on a secure network.

Closing Notes

We recommend evaluating the device in the context of our specific environment, connectivity infrastructure, and user behavior patterns. This product offers a strong feature mix for organizations looking to combine attendance and access control, but real-world testing will determine how well it performs for our team and facility.

Disclosure: As an Amazon Associate, I earn from qualifying purchases.