Door Chimes & Bells By SURFOU

• Door chimes when door/window opens It can be used to monitor the closing status of doors/windows. If you have a toddler trying to sneak out of the bedroom, an elderly person with dementia trying to leave the house, or a pet trying to open the door, this wireless door chime can be a good reminder.
• Wide coverage & Unlimited expansion This wireless doorbell has a range of up to 1000 feet (300 meters), enough to cover every door in your home or store. With up to 64,000 learning codes, it can be paired with other wireless doorbells for unlimited expansion. You can also pair different chimes with different sensors so you know exactly which door has been triggered.
• 55 Chimes and 5 Adjustable Volumes 55 classic ringtones, you can freely choose according to the situation.The volume can be adjusted in 5 levels from 0~110dB, and it can be muted. With LED indicator and memory function: the previously set tune is retained after reinsertion, no need to reset.
• Easy to Install This door sensor chime and receiver are already paired and ready to use out of the box. Simply plug the receiver into an outlet and use the included double-sided tape to stick the sensor to any door, window or drawer.
• Suitable for various occasions This doorbell can be used as a doorbell for your retail store or restaurant for commercial purposes, alerting you when someone enters your shop so you dont miss any customers. It can also be used as a home alarm system to look after children or elderly individuals, serving both as a security device to prevent theft and to ensure the safety of your home.
• Package Content & After-Sales Service 1 plug-in receiver, 4 battery-powered sensors (batteries included), 9 screws, 1 mini screwdriver, 5 double-sided adhesive tapes, 1 English instruction manual. If you have any questions about this product, please contact us and we will respond to you within 24 hours.

• Door chimes when door/window opens It can be used to monitor the closing status of doors/windows. If you have a toddler trying to sneak out of the bedroom, an elderly person with dementia trying to leave the house, or a pet trying to open the door, this wireless door chime can be a good reminder.
• Wide coverage & Unlimited expansion This wireless doorbell has a range of up to 1000 feet (300 meters), enough to cover every door in your home or store. With up to 64,000 learning codes, it can be paired with other wireless doorbells for unlimited expansion. You can also pair different chimes with different sensors so you know exactly which door has been triggered.
• 55 Chimes and 5 Adjustable Volumes 55 classic ringtones, you can freely choose according to the situation.The volume can be adjusted in 5 levels from 0~110dB, and it can be muted. With LED indicator and memory function: the previously set tune is retained after reinsertion, no need to reset.
• Easy to Install This door sensor chime and receiver are already paired and ready to use out of the box. Simply plug the receiver into an outlet and use the included double-sided tape to stick the sensor to any door, window or drawer.
• Suitable for various occasions This doorbell can be used as a doorbell for your retail store or restaurant for commercial purposes, alerting you when someone enters your shop so you dont miss any customers. It can also be used as a home alarm system to look after children or elderly individuals, serving both as a security device to prevent theft and to ensure the safety of your home.
• Package Content & After-Sales Service 2 plug-in receivers, 3 battery-powered sensors (batteries included), 7 screws, 1 mini screwdriver, 4 double-sided adhesive tapes, 1 English instruction manual. If you have any questions about this product, please contact us and we will respond to you within 24 hours.

• No wiring required, simple and easy to install, suitable for villa, apartment, hotel, office and so on. In addition, the wireless chime receiver can be set with various ringing sounds (55 songs), so you can choose the sound to suit your preference and scene
• Notifies by sound and light. The wireless chime receiver can not only be sound, but also the blue light flashing, so you can notice the reaction of the wireless chime, even in noisy or quiet environments. You can also set it to mute and only the blue light will flash in mute mode
• High freedom and may be added within the transmitter signal range. You won't miss important visitors. In addition, the wireless chime transmitter uses an IP55 waterproof and dustproof design, which can be adapted to any harsh environment, and ensures that the chime will work properly without fear of the effects of rain, dust, sunlight, etc
• Our wireless chime transmitter has a built-in battery, low power consumption, long life, no need to change battery frequently. The battery is 12V 23A alkaline battery, you can replace it by yourself if the battery runs out
• Note: This product is waterproof, but cannot be submerged in water. The theoretical maximum signal range is 300 meters (no obstacles), but due to obstacles and various signal interference, it may be shorter than 300 meters in actual use

• Door chimes when door/window opens It can be used to monitor the closing status of doors/windows. If you have a toddler trying to sneak out of the bedroom, an elderly person with dementia trying to leave the house, or a pet trying to open the door, this wireless door chime can be a good reminder.
• Wide coverage & Unlimited expansion This wireless doorbell has a range of up to 1000 feet (300 meters), enough to cover every door in your home or store. With up to 64,000 learning codes, it can be paired with other wireless doorbells for unlimited expansion. You can also pair different chimes with different sensors so you know exactly which door has been triggered.
• 55 Chimes and 5 Adjustable Volumes 55 classic ringtones, you can freely choose according to the situation.The volume can be adjusted in 5 levels from 0~110dB, and it can be muted. With LED indicator and memory function: the previously set tune is retained after reinsertion, no need to reset.
• Easy to Install This door sensor chime and receiver are already paired and ready to use out of the box. Simply plug the receiver into an outlet and use the included double-sided tape to stick the sensor to any door, window or drawer.
• Suitable for various occasions This doorbell can be used as a doorbell for your retail store or restaurant for commercial purposes, alerting you when someone enters your shop so you dont miss any customers. It can also be used as a home alarm system to look after children or elderly individuals, serving both as a security device to prevent theft and to ensure the safety of your home.
• Package Content & After-Sales Service 1 plug-in receiver, 4 battery-powered sensors (batteries included), 9 screws, 1 mini screwdriver, 5 double-sided adhesive tapes, 1 English instruction manual. If you have any questions about this product, please contact us and we will respond to you within 24 hours.

• Door chimes when door/window opens It can be used to monitor the closing status of doors/windows. If you have a toddler trying to sneak out of the bedroom, an elderly person with dementia trying to leave the house, or a pet trying to open the door, this wireless door chime can be a good reminder.
• Wide coverage & Unlimited expansion This wireless doorbell has a range of up to 1000 feet (300 meters), enough to cover every door in your home or store. With up to 64,000 learning codes, it can be paired with other wireless doorbells for unlimited expansion. You can also pair different chimes with different sensors so you know exactly which door has been triggered.
• 55 Chimes and 5 Adjustable Volumes 55 classic ringtones, you can freely choose according to the situation.The volume can be adjusted in 5 levels from 0~110dB, and it can be muted. With LED indicator and memory function: the previously set tune is retained after reinsertion, no need to reset.
• Easy to Install This door sensor chime and receiver are already paired and ready to use out of the box. Simply plug the receiver into an outlet and use the included double-sided tape to stick the sensor to any door, window or drawer.
• Suitable for various occasions This doorbell can be used as a doorbell for your retail store or restaurant for commercial purposes, alerting you when someone enters your shop so you dont miss any customers. It can also be used as a home alarm system to look after children or elderly individuals, serving both as a security device to prevent theft and to ensure the safety of your home.
• Package Content & After-Sales Service 2 plug-in receivers, 3 battery-powered sensors (batteries included), 7 screws, 1 mini screwdriver, 4 double-sided adhesive tapes, 1 English instruction manual. If you have any questions about this product, please contact us and we will respond to you within 24 hours.

• No wiring required, simple and easy to install, suitable for villa, apartment, hotel, office and so on. In addition, the wireless chime receiver can be set with various ringing sounds (55 songs), so you can choose the sound to suit your preference and scene
• Notifies by sound and light. The wireless chime receiver can not only be sound, but also the blue light flashing, so you can notice the reaction of the wireless chime, even in noisy or quiet environments. You can also set it to mute and only the blue light will flash in mute mode
• High freedom and may be added within the transmitter signal range. You won't miss important visitors. In addition, the wireless chime transmitter uses an IP55 waterproof and dustproof design, which can be adapted to any harsh environment, and ensures that the chime will work properly without fear of the effects of rain, dust, sunlight, etc
• Our wireless chime transmitter has a built-in battery, low power consumption, long life, no need to change battery frequently. The battery is 12V 23A alkaline battery, you can replace it by yourself if the battery runs out
• Note: This product is waterproof, but cannot be submerged in water. The theoretical maximum signal range is 300 meters (no obstacles), but due to obstacles and various signal interference, it may be shorter than 300 meters in actual use

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