Secrui Door Chime Manual: A Comprehensive Guide (Updated 12/16/2025)
This manual provides detailed instructions for Secrui door chimes, including model M508D7, released on 08/20/2025․ It covers installation, troubleshooting, and features․
Secrui door chimes offer a convenient and reliable solution for monitoring entry points in both residential and commercial settings․ These wireless systems, like the popular M508D7 model released in August 2025, provide an audible alert whenever a door or window equipped with a sensor is opened․
Designed for easy installation, Secrui chimes eliminate the need for complex wiring․ They utilize a plug-in receiver and sensors that can be mounted with adhesive or screws․ With a typical wireless range of 500ft, these chimes offer flexibility in placement․ Secrui prioritizes user customization, offering 52 distinct chime tones and adjustable volume controls, including a mute function․ Explore this manual to unlock the full potential of your Secrui door chime system․
What is a Secrui Door Chime?
A Secrui door chime is a wireless alert system designed to notify you when a door or window is opened․ Unlike traditional doorbells, it doesn’t require visitors to press a button; instead, it utilizes a sensor that detects the opening and closing of a secured entry point․
Secrui chimes are ideal for businesses wanting to monitor customer traffic or homeowners seeking an extra layer of security․ Models like the M508D7 offer a 500ft range and feature adjustable volume․ They are easy to install, often using double-sided adhesive or screws, and provide a simple, effective way to stay informed about activity around your property․ They are a cost-effective alternative to full-fledged security systems․
Secrui Door Chime Model Numbers & Release Dates
Secrui offers a variety of door chime models, each with specific features and capabilities․ Currently, one prominent model is the M508D7, released on August 20, 2025․ This model boasts a wireless range of 500ft and includes two sensors for comprehensive coverage․
While a complete catalog isn’t readily available, Secrui frequently updates its product line․ The management number associated with at least one product is 6727591; Customers should refer to the Secrui website for the most up-to-date information regarding available models, release dates, and detailed specifications․ New models are expected to be released periodically, offering enhanced features and improved performance․
Key Features of Secrui Door Chimes
Secrui door chimes are designed for convenience and security, offering a range of user-friendly features․ A standout capability is the impressive wireless range, typically extending up to 500 feet, ensuring reliable operation across various property sizes․
Users appreciate the adjustable volume control, allowing customization to suit different environments and preferences, alongside a convenient mute mode for quiet periods․ Furthermore, Secrui chimes offer a diverse selection of 52 unique chime tones, enabling personalized alerts․ These chimes are also waterproof and easy to install with adhesive or screws․
Wireless Range (Typically 500ft)
The Secrui door chime boasts a reliable wireless range of up to 500 feet (approximately 152 meters) in open air conditions․ This substantial range ensures consistent communication between the door/window sensors and the receiver unit, even across moderately sized homes or businesses․
However, it’s important to note that actual range can be affected by physical obstructions like walls, doors, and metal structures․ Interference from other wireless devices may also reduce the effective range․ For optimal performance, position the receiver unit centrally and minimize obstructions between the sensor and receiver․
Adjustable Volume & Mute Mode
Secrui door chimes offer a convenient adjustable volume control, allowing users to customize the chime’s loudness to suit their preferences and environment․ This feature is particularly useful for varying noise levels or for individuals with different hearing sensitivities․

Furthermore, a dedicated mute mode is included for times when silence is desired, such as during sleep or meetings․ Easily switch between multiple volume levels or completely silence the chime with a simple button press on the receiver unit․ This flexibility ensures the chime is noticeable when needed, and discreet when not․
Multiple Chime Tones (52 Chimes)
The Secrui door chime system boasts an impressive selection of 52 distinct chime tones, providing users with extensive customization options․ This wide variety allows you to select a chime that perfectly matches your personal preference or distinguishes different doors or entry points within your home or business․
Easily cycle through the available tones using the button on the receiver unit until you find the ideal sound․ From classic doorbell rings to unique melodies, the diverse range ensures a chime to suit every taste․ This feature prevents chime fatigue and adds a personalized touch to your security system․
Secrui Door Chime Components
Your Secrui Door Chime package includes essential components for a complete and functional system․ The core of the system is the Receiver Unit, which plugs into a standard electrical outlet and emits the chosen chime tone when a sensor is triggered․ Included are Door/Window Sensors – typically two are provided – designed to detect when a door or window is opened․
These sensors utilize a two-part design: one part mounts on the door/window frame, and the other on the door/window itself․ When separated, they send a signal to the receiver․ Additional components may include mounting hardware like adhesive strips and screws for secure installation, ensuring reliable operation․
Receiver Unit
The Secrui Door Chime Receiver Unit is the central hub of your security system, responsible for receiving signals from the door/window sensors and emitting the selected chime․ It features a standard plug-in design for easy power connection․ The unit boasts 52 distinct chime tones, offering customization to suit your preference․
LED indicators on the receiver provide visual feedback regarding power status and signal reception․ Adjustable volume control allows you to set the chime’s loudness, with a convenient mute mode for times when silence is desired․ The receiver is designed for indoor use and should be placed within the wireless range of the sensors – typically up to 500 feet․
Door/Window Sensors
Secrui Door/Window Sensors are wireless contact sensors that detect when a door or window is opened․ These sensors transmit a signal to the receiver unit, triggering the selected chime․ They are designed for easy installation using either double-sided adhesive tape or screws, providing flexible mounting options․
Each Secrui chime kit typically includes two sensors, allowing you to monitor multiple entry points․ The sensors are waterproof, enhancing their durability and suitability for various environments․ Proper sensor alignment is crucial for reliable operation; ensure a small gap exists between the sensor and its magnetic counterpart when the door/window is closed․
Installation Guide: Secrui Door Chime
Installing your Secrui Door Chime is a straightforward process․ Begin by selecting the desired location for your receiver unit, ensuring it’s within range of the sensors and near a power outlet․ Next, carefully position and mount the door/window sensors using the provided adhesive pads or screws – maintaining a small gap for proper detection is key․
Once the sensors are secured, plug in the receiver․ The system is designed for easy, wireless operation․ Refer to the LED indicator guide to confirm successful sensor pairing․ Adjust the volume and chime tone to your preference after installation is complete, customizing the system to your needs․
Sensor Placement & Mounting (Adhesive & Screw Options)

Optimal sensor placement is crucial for reliable operation․ Mount sensors on both the door/window frame and the moving part, ensuring they face each other with no more than a 1/2 inch gap when closed․ Secrui provides both double-sided adhesive pads for quick, damage-free installation and screws for a more permanent fix․
For adhesive mounting, clean the surfaces thoroughly before applying the pads․ If using screws, pre-drill pilot holes to prevent splitting․ Ensure sensors are securely fastened to avoid accidental dislodgement․ Proper alignment and secure mounting guarantee accurate detection of door/window activity․
Receiver Setup & Power Connection
The Secrui door chime receiver unit requires a standard AC power outlet for operation․ Simply plug the receiver into any available 110-240V outlet․ Upon initial power-up, the receiver will automatically begin searching for signals from the paired door/window sensors․
No complicated pairing process is typically needed; the sensors are pre-paired at the factory․ If pairing is required (refer to troubleshooting), a pairing button is located on the receiver unit․ Ensure the receiver is within the 500ft wireless range of the sensors for optimal performance․ Avoid placing near metal objects that may interfere with the signal․

Troubleshooting Common Issues
If the chime isn’t sounding, first verify the receiver is properly plugged in and powered on․ Check the sensor batteries; low batteries are a frequent cause of connectivity problems․ Ensure the sensor and receiver are within the 500ft wireless range, and minimize obstructions․
For sensor connectivity issues, try repositioning the sensor or receiver․ If problems persist, a manual re-pairing process might be necessary (consult the LED indicator section for pairing instructions)․ Confirm no other wireless devices are causing interference․ If issues continue, contact Secrui support for assistance․

No Sound/Chime Not Working
If your Secrui door chime isn’t producing any sound, begin by confirming the receiver unit is securely plugged into a functioning power outlet․ Verify the power indicator light is illuminated․ Next, check the batteries within the door/window sensors – depleted batteries are a common culprit․ Ensure the volume isn’t set to mute; adjust the volume control as needed․
Also, confirm the sensor is properly aligned with the receiver within the specified 500ft range․ Interference from other wireless devices can sometimes cause issues; try relocating the receiver․ If the problem persists, attempt to re-pair the sensor with the receiver following the instructions in the ‘Understanding LED Indicators’ section․
Sensor Connectivity Problems
Experiencing issues with sensor connection? First, ensure the sensor is within the 500ft wireless range of the receiver unit․ Obstructions like walls and metal can significantly reduce this range․ Check the sensor’s battery; a low battery can cause intermittent connectivity․ Attempt to re-pair the sensor with the receiver – consult the ‘Understanding LED Indicators’ section for pairing instructions․
If the sensor was recently moved, it may require re-pairing․ Interference from other wireless devices could also be a factor; try relocating the receiver․ Confirm the sensor is properly mounted and hasn’t been dislodged․ If problems continue, contact Secrui support for further assistance․

Understanding LED Indicators
The Secrui door chime receiver features LED indicators to communicate its status․ A rapidly flashing blue light during setup signifies pairing mode․ A solid blue light indicates a successful connection with the sensor․ A red flashing light suggests a low battery in the sensor – replace it immediately․
If the LED doesn’t illuminate, verify the receiver is properly plugged into a functioning power outlet․ A slow flashing green light may indicate interference; try relocating the receiver․ Refer to the troubleshooting section if the LED displays an unexpected pattern․ These indicators provide valuable insight into the chime’s operational state;
Adjusting the Chime Volume
The Secrui door chime offers adjustable volume levels to suit your preferences․ Locate the volume control buttons – typically marked with “+” and “-” symbols – on the receiver unit․ Press the “+” button to increase the chime volume, and the “-” button to decrease it․
The chime also features a mute mode, activated by pressing and holding the volume down button․ This is ideal for times when you need silence, such as during sleep․ Cycle through the volume levels to find the most appropriate setting for your environment․ Remember to test the chime after each adjustment․
Changing the Chime Tone
Your Secrui door chime boasts 52 distinct chime tones, allowing for personalized alerts․ To change the chime tone, locate the “Tone” or “Chime” button on the receiver unit․ Pressing this button cycles through the available tones․ Continue pressing until you reach your desired chime sound․
Listen carefully to each tone as you cycle through them․ The receiver will briefly play each chime, allowing you to preview it․ Once you’ve selected your preferred tone, simply stop pressing the button․ The receiver will retain this setting until you change it again․ Enjoy customizing your Secrui chime!
Secrui Door Chime: Power Requirements & Specifications
The Secrui door chime receiver unit requires standard AC power – typically 110-240V, 50/60Hz․ It plugs directly into a standard electrical outlet; The door/window sensors are powered by long-life batteries, usually CR2032, which are included․ Expect a battery life of approximately 12 months, depending on usage․
Wireless range is typically 500ft (150m) in open air․ The chime operates within the 2․4GHz frequency band․ Model M508D7 features adjustable volume and 52 chime tones․ Dimensions of the receiver are approximately 4․5 x 3 x 1 inches․ Ensure proper voltage before plugging in the receiver․
Secrui Door Chime: Warranty Information & Support
Secrui offers a standard one-year warranty against manufacturing defects on all door chime products, including model M508D7; This warranty covers component failure under normal use․ Damage caused by misuse, improper installation, or unauthorized modifications is not covered․
For technical support, please visit the official Secrui website․ There you’ll find FAQs, troubleshooting guides, and contact information for their customer service team․ You can also reach support via email or phone; details are available on their website․ Proof of purchase is required for all warranty claims․ Retain your original receipt․

Where to Purchase Secrui Door Chimes
Secrui door chimes are readily available through multiple online retailers and directly from the Secrui official website․ Major e-commerce platforms like Amazon and eBay frequently stock various Secrui models, including the popular M508D7․ Checking these sites provides competitive pricing and shipping options․
For the most comprehensive selection and direct support, visiting Secrui’s website is recommended․ Local hardware stores and home improvement centers may also carry a limited range of Secrui products․ Always verify the seller’s reputation before purchasing to ensure product authenticity and warranty validity․
