The Samsung Ezon SHS-3321 keyless bright door entry lock is a modern solution for enhancing home security and convenience. With its sleek design, advanced features, and trusted brand reputation, this smart lock is famous for those seeking keyless entry options. This comprehensive review will explore its features, benefits, drawbacks, and how it compares to other smart locks in its class.

What is Samsung Ezon SHS-3321?

The Samsung Ezon SHS-3321 is a keyless intelligent door entry lock designed to enhance home security and convenience. It offers multiple access methods, including PIN code entry and RFID card authentication, accommodating up to 70 users. The lock features an automatic locking function that engages after a set period, ensuring doors are securely closed. Additional security measures include an anti-theft alarm that activates upon unauthorized tampering and a fire detection sensor that automatically unlocks the door during a fire, facilitating a quick escape. Constructed from durable materials, the SHS-3321 is built to withstand daily use and various environmental conditions. Its sleek, modern design complements both residential and commercial settings. Powered by four AA batteries, the lock provides long-lasting performance and includes a low-battery indicator to alert users when it’s time to replace the batteries. The SHS-3321 is compatible with doors ranging from 35mm to 55mm thick and supports standard 161 prep installations, making it suitable for a wide range of door types.

Key Features of the Samsung Ezon SHS-3321

The Samsung Ezon SHS-3321 stands out in the crowded smart lock market due to its carefully designed features. Dual access options, including a PIN code and RFID card, offer flexibility and convenience for different user preferences. The keypad, equipped with a touch-sensitive interface, responds quickly and lights up for visibility even in low-light conditions. For those who prefer not to use codes, the RFID system supports up to 70 cards, making it ideal for households or small offices.

One of its standout features is the automatic locking mechanism. This feature reduces human error by ensuring the door locks itself after a set time, adding an extra layer of security. The lock’s anti-theft mode deters tampering by sounding an alarm when suspicious activity is detected. This makes it an excellent choice for high-traffic areas or those seeking additional peace of mind.

Another unique addition is the fire detection sensor. In case of high temperatures or smoke, the lock automatically unlocks to provide an exit route. This feature demonstrates Samsung’s focus on safety, a vital family consideration. Its long battery life, low-battery alerts, and emergency power option ensure consistent performance, making it a reliable choice for various settings.

Pros of the Samsung Ezon SHS-3321

The Samsung Ezon SHS-3321 offers a range of benefits designed to meet the expectations of both technology enthusiasts and those prioritizing security. The primary benefit is its keyless convenience. Traditional keys often need to be found or duplicated, compromising security. With the SHS-3321, you can replace physical keys with PIN codes or RFID cards, providing easy and secure access for multiple users.

Enhanced security features like the anti-theft alarm and fire detection sensor set this smart lock apart. The anti-theft mode sounds an alarm if tampering occurs and alerts anyone nearby, potentially deterring unauthorized attempts. The fire detection sensor is another thoughtful addition, automatically unlocking the door during emergencies, ensuring safety for occupants.

Its sleek design is another major draw. The lock’s slim profile and elegant finish complement modern home aesthetics, making it a stylish addition to your entryway. Users often highlight how the SHS-3321 seamlessly blends functionality with aesthetics.

The user-friendly interface simplifies operation, even for first-time smart lock users. Clear voice prompts and an easy-to-follow setup process reduce frustration and ensure a smooth experience. Finally, the Samsung brand’s reputation inspires confidence, as it’s known for producing high-quality, reliable electronic devices.

Cons of the Samsung Ezon SHS-3321

Despite its many advantages, the Samsung Ezon SHS-3321 has drawbacks that prospective customers should know. The most noticeable drawback is its lack of smart home integration. In a market increasingly driven by connectivity, the absence of Wi-Fi or Bluetooth means the SHS-3321 cannot be controlled remotely or integrated with systems like Alexa or Google Home. For tech-savvy users, this limitation might be a dealbreaker.

Another factor to consider is door compatibility. The SHS-3321 is designed to fit doors between 35mm and 55mm thick, which might exclude some doors, particularly older or custom models. In such cases, users may need professional installation or alternative products.

Battery dependency is another concern. Although the lock features low-battery alerts and an emergency power option, it requires regular monitoring to avoid being locked out. Additionally, it lacks biometric access, such as a fingerprint scanner, which is becoming increasingly common in high-end smart locks.

While the SHS-3321 provides excellent security features, users seeking the latest technology or maximum flexibility might find it less appealing. These limitations don’t diminish its overall reliability but highlight areas where it could improve.

Installation Process

The Samsung Ezon SHS-3321 is designed with simplicity, making the installation process straightforward for those with basic DIY skills. However, professional assistance may be needed in some instances. The first step in the installation process involves checking door compatibility. The lock works best with doors between 35 and 55mm thick, so measuring your door is crucial before purchasing.

After ensuring compatibility, you’ll need to remove the existing lock hardware. This includes unscrewing the current handle, deadbolt, or other mechanisms. Next, the front and back panels of the SHS-3321 are aligned and secured using the provided screws. Proper alignment ensures smooth operation and minimizes future issues.

Once the lock is installed, you’ll power it up by inserting AA batteries. Samsung recommends high-quality batteries for optimal performance. After powering the lock, the final step is configuring the settings. This includes setting a master PIN, programming user PINs, and registering RFID cards. The user manual provides clear instructions to guide you through these steps.

Samsung provides authorized service centers for users who prefer professional installation to ensure the lock is installed securely, whether DIY or professional. The SHS-3321’s installation process is generally hassle-free and takes about 30 minutes to complete.

Performance and User Experience

In terms of performance, the Samsung Ezon SHS-3321 delivers reliability and convenience. The touch-sensitive keypad is highly responsive, allowing for quick and efficient access. Even in low light, it is simple to use because of the illuminated numerals, and the haptic feedback lets users know that their input has been recorded.

The RFID card system works seamlessly, offering an alternative to PIN codes. Users who prefer carrying a card rather than remembering a numerical code would particularly value this feature. The auto-locking function is another highlight, ensuring that doors are never accidentally left unlocked. This is a game-changer for busy households where forgetting to lock the door is expected.

Users also praise the anti-theft alarm for its effectiveness. The alarm deters intruders and alerts neighbors in case of tampering. The fire detection sensor is a unique safety feature that offers peace of mind during emergencies.

However, the absence of smart home integration is a drawback for some users. While the lock performs exceptionally well within its capabilities, the inability to control it remotely or integrate it with home automation systems might limit its appeal to tech enthusiasts. Overall, the SHS-3321 provides an excellent balance of security and convenience.

How It Compares to Other Smart Locks

Compared to other smart locks, the Samsung Ezon SHS-3321 caters to a specific market segment. For instance, the August Smart Lock Pro, known for its extensive smart home integration, is a better choice for users who prioritize connectivity. The August model supports Wi-Fi, Bluetooth, and voice assistants like Alexa and Google Assistant, offering unmatched versatility.

On the other hand, the SHS-3321’s robust security features, such as anti-theft alarms and fire detection, give it an edge regarding safety. This makes it a strong contender for users prioritizing physical security over intelligent features.

The SHS-3321 lacks access options compared to the Ultraloq UL3 BT, which includes a fingerprint scanner. Biometric access is increasingly popular for its speed and convenience, and its absence in the SHS-3321 is a noticeable limitation.

Finally, compared to the Schlage Encode Smart Wi-Fi Deadbolt, the SHS-3321 again lacks remote accessibility but outshines build quality and durability. These comparisons highlight that while the SHS-3321 is not the most feature-rich lock, it excels in reliability and core functionality.

Ideal Use Cases for the Samsung Ezon SHS-3321

The Samsung Ezon SHS-3321 caters to a diverse range of users, offering versatile features suitable for various scenarios. This smart lock provides convenience and enhanced security for residential homes. Families no longer need to worry about lost keys or unauthorized duplicates. With the ability to program multiple PINs and register up to 70 RFID cards, it’s an excellent choice for homes with multiple occupants.

Rental property owners also find the SHS-3321 particularly beneficial. With its programmable codes and RFID options, managing tenant access becomes effortless. Landlords can reset access credentials for new tenants without replacing physical locks, reducing costs and improving property management efficiency.

Small businesses and offices are another ideal setting for the SHS-3321. Employers can issue RFID cards to staff, ensuring controlled access to specific areas. The anti-theft alarm boosts security by powerfully deterring

unauthorized entry and potential burglaries.

The SHS-3321’s features, such as the fire detection sensor and auto-locking function, offer peace of mind for those in high-traffic urban areas or neighborhoods with elevated safety concerns. While it may not appeal to users seeking the latest smart home integration, it shines in environments where reliability, ease of use, and robust security are top priorities.

Price and Availability

The Samsung Ezon SHS-3321 is a mid-range smart lock that balances affordability and premium features. With prices typically ranging from $150 to $200, it is competitively priced compared to other smart locks in its category. The pricing reflects its robust build, dependable performance, and Samsung’s brand reliability.

The lock, including Amazon, eBay, and specialized home security retailers, are available online. Many retailers offer bundle deals that include additional RFID cards, which can be cost-effective for larger households or businesses. Buyers should also look for seasonal discounts and promotions to maximize value, particularly during Black Friday or Cyber Monday sales.

For those who prefer in-person shopping, the SHS-3321 can often be found in home improvement stores or electronics retailers. Checking local stores’ availability is advisable, as stocks vary based on demand.

Samsung offers a comprehensive warranty on this lock, typically covering defects in materials and artistry. Buyers should confirm warranty details with the retailer to ensure they receive full coverage. Overall, the SHS-3321 provides excellent value for its price, particularly for users prioritizing security and convenience over advanced smart home features.

Customer Reviews

Customer reviews of the Samsung Ezon SHS-3321 are overwhelmingly positive, with users praising its reliability, ease of use, and sleek design. Many customers highlight the lock’s performance, stating that the keypad and RFID card systems work seamlessly, providing quick and hassle-free access. The auto-locking feature is a frequently mentioned favorite, as it eliminates worries about leaving the door unlocked.

The anti-theft alarm also receives high marks for its effectiveness. Users appreciate the peace of mind it provides, particularly in neighborhoods with higher crime rates. The fire detection sensor is another standout feature, with several customers noting that it enhances the lock’s value by addressing a critical safety concern.

However, some users have expressed disappointment over the lack of smart home integration. The absence of Wi-Fi or Bluetooth connectivity can be a step backward for tech-savvy individuals accustomed to controlling devices via smartphone apps. Additionally, a few customers have reported challenges with door compatibility, emphasizing the importance of checking specifications before purchase.

The SHS-3321 is a popular option for many homes and businesses due to its solid reputation for dependability and security. Its robust features and dependable performance outweigh its minor drawbacks.

Samsung Ezon SHS-3321 Vs. Competitors

Here’s a comparison table of the Samsung Ezon SHS-3321 with similar smart door locks, highlighting their key features and approximate prices:

Feature/Model	Samsung Ezon SHS-3321	August Smart Lock Pro	Ultraloq UL3 BT	Schlage Encode Smart Wi-Fi Deadbolt
Access Methods	PIN, RFID Card	Bluetooth, Keypad, Voice Assistant	Fingerprint, Keypad, Smartphone	Keypad, Smartphone
Smart Home Integration	No	Yes	Yes	Yes
Biometric Access	No	No	Yes	No
Auto-Locking	Yes	Yes	Yes	Yes
Fire Detection Sensor	Yes	No	No	No
Anti-Theft Alarm	Yes	No	No	No
Battery Life	~12 months	~3 months	~6 months	~6 months
Price (Approx.)	$150 – $200	$229	$159	$199

Prices are estimates that could change depending on the retailer and any special offers.

Key Observations:

• Access Methods: The SHS-3321 offers PIN and RFID card access, while competitors like the Ultraloq UL3 BT provide fingerprint recognition, catering to users seeking biometric security.
• Smart Home Integration: The August Smart Lock Pro, Ultraloq UL3 BT, and Schlage Encode support smart home systems, allowing remote control via smartphone apps and voice assistants. In contrast, the SHS-3321 lacks this feature.
• Unique Features: The SHS-3321 stands out with its fire detection sensor and anti-theft alarm, features not commonly found in other models.
• Battery Life: The SHS-3321 offers a longer battery life (~12 months) than some competitors, benefiting users seeking low-maintenance options.
• Price: The SHS-3321 is competitively priced, balancing features and cost.

When choosing a smart lock, consider which features align with your security needs and whether smart home integration is a priority.

Conclusion

The Samsung Ezon SHS-3321 is a reliable, user-friendly, and secure keyless smart lock that meets the needs of a broad range of users. Its standout features, such as dual access options, anti-theft mode, and fire detection sensor, provide robust security and convenience. The lock’s sleek design and intuitive operation make it a practical and stylish addition to any door.

However, the SHS-3321 does have limitations, particularly its lack of smart home integration and biometric access. These missing features might deter tech enthusiasts or users looking for advanced connectivity options. Its affordability, reliability, and focus on core functionality make it an excellent choice for homeowners, landlords, and small businesses.

If you prioritize security and ease of use over cutting-edge technology, the Samsung Ezon SHS-3321 is a worthwhile investment. Its combination of safety features, sleek aesthetics, and brand reliability ensures it remains competitive in the smart lock market. For those seeking a dependable and straightforward keyless entry solution, the SHS-3321 is a lock you can trust.