XO Colorful Light Wireless Doorbell (XO-SF11)
Original price was: ৳2,950.00.৳2,850.00Current price is: ৳2,850.00.
You can buy the XO XO-SF11 Colorful Light Wireless Doorbell at the best price in Bangladesh from Extreme Gadgets
XO XO-SF11 Colorful Light Wireless Doorbell
• XO XO-SF11 Colorful Light Wireless Doorbell is a smart and reliable wireless doorbell system designed to provide convenient home, office, and shop entry alerts with long-range wireless performance and colorful LED light notifications. Featuring a waterproof transmitter, multiple musical chime options, stable 433MHz wireless connectivity, and wide voltage support, this wireless doorbell ensures dependable operation in various environments. With easy installation, strong signal transmission, and stylish compact construction, the XO-SF11 is ideal for homes, apartments, offices, warehouses, and commercial spaces.
• Long-Range Wireless Transmission supports stable operation within a working distance of approximately 200–300 meters for reliable signal coverage.
• Colorful LED Light Indicator provides visual alerts alongside ringtone notifications, making it easier to notice incoming visitors in noisy environments.
• Multiple Musical Chime Options offers up to 45–60 selectable harmony ringtones for customizable alert preferences.
• 433MHz Stable Wireless Frequency ensures strong signal transmission with reduced interference for smooth and consistent operation.
• IP44 Waterproof Transmitter protects the outdoor button against water splashes and dust, making it suitable for outdoor installation.
• Wide Voltage Receiver Support works with AC 85V–260V input, ensuring compatibility across different power systems.
• Durable ABS Construction provides lightweight durability and long-lasting performance for everyday use.
• Eco-Friendly Transmitter Battery uses a certified 12V 27A lead-acid-free battery for safer and environmentally friendly operation.
• Easy Plug-and-Play Installation allows quick setup without complicated wiring, making it ideal for homes and offices.
• Compact Modern Design blends easily with different interior and exterior environments.
• Reliable Everyday Security & Convenience helps users stay aware of visitors, deliveries, and guests with loud audio and visual notifications.
Specifications
Product Name:
XO XO-SF11 Colorful Light Wireless Doorbell
Model Number:
• XO-SF11
Product Type:
• Wireless Doorbell System
System Type:
• One-to-One System
• Includes Transmitter + Receiver Chime
Wireless Frequency:
• 433.92MHz ± 75kHz
• 433MHz ± 0.5MHz
Working Range:
• Approximately 200–300 meters
Receiver Input Voltage:
• AC 85V–260V
• 50–60Hz Wide Voltage Support
Transmitter Battery:
• 12V 27A Battery
• 220mAh Capacity
• Lead-Acid-Free Eco Battery
Waterproof Rating:
• IP44 (Transmitter)
Operating Temperature:
• -30°C to +70°C
Music & Chime Options:
• 45 Musical Chimes
• 60 Harmony Ringtones
Material:
• ABS
Receiver Dimensions:
• 80 × 80 × 65 mm
Receiver Weight:
• 77g
Transmitter Dimensions:
• 80.5 × 48 × 15.9 mm
Transmitter Weight:
• 33g
Package Dimensions:
• 115 × 87 × 79 mm
Features:
• Wireless long-range connectivity
• Colorful LED notification light
• Multiple ringtone selection
• Waterproof outdoor transmitter
• Wide voltage compatibility
• Easy installation
• Compact portable design
• Stable signal transmission
• Loud visitor alert system
Suitable For:
• Homes
• Apartments
• Offices
• Shops
• Warehouses
• Small businesses
Q&A
Q1: What is the wireless range of the XO XO-SF11 doorbell?
• The doorbell supports an operating range of approximately 200–300 meters in open areas.
Q2: Is the outdoor transmitter waterproof?
• Yes, the transmitter has an IP44 waterproof rating for outdoor use.
Q3: How many ringtone options are available?
• The doorbell supports 45–60 selectable musical harmony chimes.
Q4: Does the receiver support different voltage systems?
• Yes, it supports a wide AC input range from 85V to 260V.
Q5: What type of battery does the transmitter use?
• It uses a 12V 27A eco-friendly lead-acid-free battery.
Q6: Is installation difficult?
• No, the XO-SF11 features an easy plug-and-play wireless installation process.
Q7: Does the doorbell include visual notifications?
• Yes, it features colorful LED light alerts along with ringtone notifications.
Q8: Can this be used in offices or shops?
• Yes, it is suitable for homes, offices, apartments, shops, and commercial environments.
Q9: What material is the doorbell made from?
• The device is constructed from durable ABS material.
Q10: Does the wireless signal remain stable over long distances?
• Yes, the 433MHz wireless frequency provides stable and reliable signal transmission.
Rest assured, Extreme Gadgets will provide 100% authentic products with guaranteed sealed-pack delivery across Bangladesh.
Whats’s the price of XO XO-SF11 Colorful Light Wireless Doorbell in Bangladesh?
XO XO-SF11 Colorful Light Wireless Doorbell price in BD is 2950 BDT
We will call you to confirm your order (between 11 AM – 7 PM). Kindly answer the call. If we are unable to reach you, please send us a message through our official Facebook page inbox.
Delivery Time
Inside Dhaka Home Delivery: 24-48 hours
Outside Dhaka Delivery: 24-72 hours
Delivery time depends on the courier service—usually 1–2 days inside or outside Dhaka. We use Sundarban, Pathao, eCourier, etc. Delays may occur due to courier issues.
Order processing and delivery time may be delayed due to stock issues, promotional offers, sale periods or other management issues.
Order Confirmation Payment Required
An advance payment of 100–200 BDT or more is required for order confirmation, depending on the product type and order amount.
Delivery Charge Details
Inside Dhaka: 60 Tk Only
Outside Dhaka: 120 Tk – If the product price exceeds 2000 BDT, an additional 10 BDT or 1% COD charge will be added for every 1000 BDT (as per courier policy).
Example: For a 3000 BDT product price, the delivery charge becomes 120+10=130 BDT, making the total 3130 BDT.
If you choose full prepayment, the 1% COD charge will be waived. Accepted payment methods: Bank Transfer, bKash, other Mobile Financial Services (MFS), Credit Card or EMI
Full Pre-payment / Partial Payment might required Outside Dhaka Courier, We’ll call you for further process & pre- payment details.
Full pre payment required for some specific or offer product, we’ll call you for details.
Note: For areas outside Dhaka City metro, including places like Savar, Tongi, Keraniganj, Demra, and similar locations, a 1% COD charge is applicable due to the courier company’s policy.Delivery charges may be higher than usual depending on the product’s size, weight, and quantity (e.g., fans, air purifiers, Home appliances & large items, it depends on courier policies.
Fragile items may incur additional handling charges. We ensure all products are packed securely and delivered in excellent condition.
Important Usage Instructions
Always charge your device using a 5W/10W max or 5V:1A power adapter (recommended).
Warranty & Authenticity
We provide official dealer/distributor warranties only.
You can verify product authenticity by checking the distributor’s /dealers warranty sticker. This reflects our commitment to transparency and honesty.
Disclaimer:
1. For certain specific products, full prepayment is compulsory. Details will be provided during confirmation.
2. Backorder means the item is currently out of stock, but you can still place an order. It will be delivered once it becomes available again.
We reserve the right to cancel any order at any time, even after confirmation or advance payment. This is because issues can occasionally arise from the supply chain, delivery hubs, or dealer points. In such cases, you will, of course, receive a refund. Learn more from our Return & Refund Policy.
3. Charges are subject to change at any time or during promotional periods. If not updated on the website, we will inform you directly by phone.
4. Before placing an order, please verify the product’s color, stock, and current price via our Facebook Messenger. For every order, we will also call and reconfirm the details. Prices and stock are subject to change at any time due to updates from the dealer or distributor, and actual stock/price may change if central stock runs out. Since there are thousands of products on our website, it’s not always possible to update stock status or prices immediately, and occasional errors may occur.
5. Before making full payment, please confirm the product’s actual stock by contacting us via text or call.
6. After receiving the parcel from delivery man, Before opening the box of the product, must make an unboxing video from the complete packaging condition for any type of service & warranty. Customers must send a clear video & photo of the damaged, defective, or wrong product along with the shipping packaging for accurate verification under good lighting conditions.
Read more from Return & refund policy.
7. For a few days, the product must remain in its original condition—complete, fresh, and without any scratches—to qualify for a replacement, warranty, or refund. This ensures we can resolve any issues promptly and fairly. Thank you for your cooperation.
8. If you find any manufacturing problem issue after receiving, we’ll replace it instantly, must inform us within 24 hours after receiving the product for warranty service
Do not make any scratches; the product must be 100% fresh.
► Keep the small sticker on the device and product box intact. If the sticker is removed or scratched, you will not receive any service. You may remove the sticker later if you wish, but for long-term warranty purposes, please keep the box, all accessories, and stickers as they are.
Please read our complete Warranty Policy and Terms & Conditions before making a purchase.
For any assistance, please contact us through our official Facebook page inbox.
9. We sell only 100% authentic products sourced from verified importers.
Smart tools, smart gadgets, home appliances, smart gadgets are CN Region items. These are imported from China. Most of our items are also sold internationally.Please review product details and customer feedback before purchasing on your own.
10. No returns or refunds for personal preferences. Once opened, products are non-returnable unless there’s a manufacturing defect. In that case, a replacement is offered within 24 hours. We sell based on demand and do not provide servicing.
Note: Product information may change; actual packaging may differ. Always read the manual, labels, warnings, and directions before use. For details, contact the manufacturer. Any medical-related gadget is not a substitute for professional medical equipment. Do not use for self-diagnosis or treatment. Contact your healthcare provider if you have a medical issue. Extreme Gadgets is not liable for product inaccuracies or any health issues. We are not liable for any malfunction of the gadget or any harm caused to health.
Thank you for choosing Extreme Gadgets.
Your satisfaction is our priority.
Stay connected, stay extreme!
Only logged in customers who have purchased this product may leave a review.
You can buy the XO XO-SF11 Colorful Light Wireless Doorbell at the best price in Bangladesh from Extreme Gadgets
XO XO-SF11 Colorful Light Wireless Doorbell
• XO XO-SF11 Colorful Light Wireless Doorbell is a smart and reliable wireless doorbell system designed to provide convenient home, office, and shop entry alerts with long-range wireless performance and colorful LED light notifications. Featuring a waterproof transmitter, multiple musical chime options, stable 433MHz wireless connectivity, and wide voltage support, this wireless doorbell ensures dependable operation in various environments. With easy installation, strong signal transmission, and stylish compact construction, the XO-SF11 is ideal for homes, apartments, offices, warehouses, and commercial spaces.
• Long-Range Wireless Transmission supports stable operation within a working distance of approximately 200–300 meters for reliable signal coverage.
• Colorful LED Light Indicator provides visual alerts alongside ringtone notifications, making it easier to notice incoming visitors in noisy environments.
• Multiple Musical Chime Options offers up to 45–60 selectable harmony ringtones for customizable alert preferences.
• 433MHz Stable Wireless Frequency ensures strong signal transmission with reduced interference for smooth and consistent operation.
• IP44 Waterproof Transmitter protects the outdoor button against water splashes and dust, making it suitable for outdoor installation.
• Wide Voltage Receiver Support works with AC 85V–260V input, ensuring compatibility across different power systems.
• Durable ABS Construction provides lightweight durability and long-lasting performance for everyday use.
• Eco-Friendly Transmitter Battery uses a certified 12V 27A lead-acid-free battery for safer and environmentally friendly operation.
• Easy Plug-and-Play Installation allows quick setup without complicated wiring, making it ideal for homes and offices.
• Compact Modern Design blends easily with different interior and exterior environments.
• Reliable Everyday Security & Convenience helps users stay aware of visitors, deliveries, and guests with loud audio and visual notifications.
Specifications
Product Name:
XO XO-SF11 Colorful Light Wireless Doorbell
Model Number:
• XO-SF11
Product Type:
• Wireless Doorbell System
System Type:
• One-to-One System
• Includes Transmitter + Receiver Chime
Wireless Frequency:
• 433.92MHz ± 75kHz
• 433MHz ± 0.5MHz
Working Range:
• Approximately 200–300 meters
Receiver Input Voltage:
• AC 85V–260V
• 50–60Hz Wide Voltage Support
Transmitter Battery:
• 12V 27A Battery
• 220mAh Capacity
• Lead-Acid-Free Eco Battery
Waterproof Rating:
• IP44 (Transmitter)
Operating Temperature:
• -30°C to +70°C
Music & Chime Options:
• 45 Musical Chimes
• 60 Harmony Ringtones
Material:
• ABS
Receiver Dimensions:
• 80 × 80 × 65 mm
Receiver Weight:
• 77g
Transmitter Dimensions:
• 80.5 × 48 × 15.9 mm
Transmitter Weight:
• 33g
Package Dimensions:
• 115 × 87 × 79 mm
Features:
• Wireless long-range connectivity
• Colorful LED notification light
• Multiple ringtone selection
• Waterproof outdoor transmitter
• Wide voltage compatibility
• Easy installation
• Compact portable design
• Stable signal transmission
• Loud visitor alert system
Suitable For:
• Homes
• Apartments
• Offices
• Shops
• Warehouses
• Small businesses
Q&A
Q1: What is the wireless range of the XO XO-SF11 doorbell?
• The doorbell supports an operating range of approximately 200–300 meters in open areas.
Q2: Is the outdoor transmitter waterproof?
• Yes, the transmitter has an IP44 waterproof rating for outdoor use.
Q3: How many ringtone options are available?
• The doorbell supports 45–60 selectable musical harmony chimes.
Q4: Does the receiver support different voltage systems?
• Yes, it supports a wide AC input range from 85V to 260V.
Q5: What type of battery does the transmitter use?
• It uses a 12V 27A eco-friendly lead-acid-free battery.
Q6: Is installation difficult?
• No, the XO-SF11 features an easy plug-and-play wireless installation process.
Q7: Does the doorbell include visual notifications?
• Yes, it features colorful LED light alerts along with ringtone notifications.
Q8: Can this be used in offices or shops?
• Yes, it is suitable for homes, offices, apartments, shops, and commercial environments.
Q9: What material is the doorbell made from?
• The device is constructed from durable ABS material.
Q10: Does the wireless signal remain stable over long distances?
• Yes, the 433MHz wireless frequency provides stable and reliable signal transmission.
Rest assured, Extreme Gadgets will provide 100% authentic products with guaranteed sealed-pack delivery across Bangladesh.
Whats’s the price of XO XO-SF11 Colorful Light Wireless Doorbell in Bangladesh?
XO XO-SF11 Colorful Light Wireless Doorbell price in BD is 2950 BDT
We will call you to confirm your order (between 11 AM – 7 PM). Kindly answer the call. If we are unable to reach you, please send us a message through our official Facebook page inbox.
Delivery Time
Inside Dhaka Home Delivery: 24-48 hours
Outside Dhaka Delivery: 24-72 hours
Delivery time depends on the courier service—usually 1–2 days inside or outside Dhaka. We use Sundarban, Pathao, eCourier, etc. Delays may occur due to courier issues.
Order processing and delivery time may be delayed due to stock issues, promotional offers, sale periods or other management issues.
Order Confirmation Payment Required
An advance payment of 100–200 BDT or more is required for order confirmation, depending on the product type and order amount.
Delivery Charge Details
Inside Dhaka: 60 Tk Only
Outside Dhaka: 120 Tk – If the product price exceeds 2000 BDT, an additional 10 BDT or 1% COD charge will be added for every 1000 BDT (as per courier policy).
Example: For a 3000 BDT product price, the delivery charge becomes 120+10=130 BDT, making the total 3130 BDT.
If you choose full prepayment, the 1% COD charge will be waived. Accepted payment methods: Bank Transfer, bKash, other Mobile Financial Services (MFS), Credit Card or EMI
Full Pre-payment / Partial Payment might required Outside Dhaka Courier, We’ll call you for further process & pre- payment details.
Full pre payment required for some specific or offer product, we’ll call you for details.
Note: For areas outside Dhaka City metro, including places like Savar, Tongi, Keraniganj, Demra, and similar locations, a 1% COD charge is applicable due to the courier company’s policy.Delivery charges may be higher than usual depending on the product’s size, weight, and quantity (e.g., fans, air purifiers, Home appliances & large items, it depends on courier policies.
Fragile items may incur additional handling charges. We ensure all products are packed securely and delivered in excellent condition.
Important Usage Instructions
Always charge your device using a 5W/10W max or 5V:1A power adapter (recommended).
Warranty & Authenticity
We provide official dealer/distributor warranties only.
You can verify product authenticity by checking the distributor’s /dealers warranty sticker. This reflects our commitment to transparency and honesty.
Disclaimer:
1. For certain specific products, full prepayment is compulsory. Details will be provided during confirmation.
2. Backorder means the item is currently out of stock, but you can still place an order. It will be delivered once it becomes available again.
We reserve the right to cancel any order at any time, even after confirmation or advance payment. This is because issues can occasionally arise from the supply chain, delivery hubs, or dealer points. In such cases, you will, of course, receive a refund. Learn more from our Return & Refund Policy.
3. Charges are subject to change at any time or during promotional periods. If not updated on the website, we will inform you directly by phone.
4. Before placing an order, please verify the product’s color, stock, and current price via our Facebook Messenger. For every order, we will also call and reconfirm the details. Prices and stock are subject to change at any time due to updates from the dealer or distributor, and actual stock/price may change if central stock runs out. Since there are thousands of products on our website, it’s not always possible to update stock status or prices immediately, and occasional errors may occur.
5. Before making full payment, please confirm the product’s actual stock by contacting us via text or call.
6. After receiving the parcel from delivery man, Before opening the box of the product, must make an unboxing video from the complete packaging condition for any type of service & warranty. Customers must send a clear video & photo of the damaged, defective, or wrong product along with the shipping packaging for accurate verification under good lighting conditions.
Read more from Return & refund policy.
7. For a few days, the product must remain in its original condition—complete, fresh, and without any scratches—to qualify for a replacement, warranty, or refund. This ensures we can resolve any issues promptly and fairly. Thank you for your cooperation.
8. If you find any manufacturing problem issue after receiving, we’ll replace it instantly, must inform us within 24 hours after receiving the product for warranty service
Do not make any scratches; the product must be 100% fresh.
► Keep the small sticker on the device and product box intact. If the sticker is removed or scratched, you will not receive any service. You may remove the sticker later if you wish, but for long-term warranty purposes, please keep the box, all accessories, and stickers as they are.
Please read our complete Warranty Policy and Terms & Conditions before making a purchase.
For any assistance, please contact us through our official Facebook page inbox.
9. We sell only 100% authentic products sourced from verified importers.
Smart tools, smart gadgets, home appliances, smart gadgets are CN Region items. These are imported from China. Most of our items are also sold internationally.Please review product details and customer feedback before purchasing on your own.
10. No returns or refunds for personal preferences. Once opened, products are non-returnable unless there’s a manufacturing defect. In that case, a replacement is offered within 24 hours. We sell based on demand and do not provide servicing.
Note: Product information may change; actual packaging may differ. Always read the manual, labels, warnings, and directions before use. For details, contact the manufacturer. Any medical-related gadget is not a substitute for professional medical equipment. Do not use for self-diagnosis or treatment. Contact your healthcare provider if you have a medical issue. Extreme Gadgets is not liable for product inaccuracies or any health issues. We are not liable for any malfunction of the gadget or any harm caused to health.
Thank you for choosing Extreme Gadgets.
Your satisfaction is our priority.
Stay connected, stay extreme!
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