Delay Setting: 10 second delay to enter security code before 110 decibel siren is sounded. Loud alarm signal – approx. 110 dB siren. After installing the battery, when entering the password and pressing "#" to end, the LED will be lit with a 10 second delay, during which no sensing or alarm work will be done for 10 seconds before entering the standby state.If we enter the password again and press "#" to end, the LED will flash for a few seconds before turning off, and the alert status will be cancelled.
eBay
KERUI M521 Wireless Doorbell Outdoor Smart Home Security Welcome Chime Kit 57 Songs Door Bell Alarm
Aliexpress UK
The flashing light indicator that gives you a visual form of notification, an excellent feature for the hearing impaired. - Waterproof (Transmitter):IP44. - Transmitter Power: 1 x 12V 23A battery. ⭐【What You Can Get】 1 x transmitter (battery included), 1x plug-in receiver, 1 x adhesive patch, 2 x screws, 2 x anchors, 1 x screwdriver.
eBay
KERUI M521 Wireless Doorbell Outdoor Smart Home Security Welcome Chime Kit 57 Songs Door Bell Alarm
Aliexpress UK
Loud Cordless Phone for Hard of Hearing. This loud cordless phone is not just a communication device; it’s a lifeline. Its combination of loud audio, visual cues, and user-friendly features makes it indispensable for anyone hard of hearing.
eBay
Tuya Doorbell With Camera Wireless Bundle Video Doorbell WIFI HD Outdoor Phone Door Bell Camera
Aliexpress UK
It's great for the hard of hearing, but ideal, too, if you're working at the bottom of the garden or in the shed. Battery-Powered Convenience: The doorbell requires just one 23A battery while the pager requires two AAA batteries (not included), ensuring that the system remains operational without the need for frequent battery changes.
eBay
Smart Wireless Doorbell Home Welcome Door Bell 150M/82 FM Remotes Self-Powered No Battery Required
Aliexpress UK
The flashing light indicator that gives you a visual form of notification, an excellent feature for the hearing impaired. Clearance ! The Cheapest Price ! BIG SALE 50% OFF! Transmitter Power: 1 x 12V 23A battery.
eBay
Waterproof Wireless Doorbell Home Welcome Smart Home Door bell 300m Remote Smart Bell Chime EU UK US
Aliexpress UK
The flashing light indicator that gives you a visual form of notification, an excellent feature for the hearing impaired. 🔥Factory Outlet - 20%OFF. - Transmitter Power: 1 x 12V 23A battery. ⭐【What You Can Get】 1 x transmitter (battery included), 1x plug-in receiver, 1 x adhesive patch, 2 x screws, 2 x anchors, 1 x screwdriver.
eBay
Wireless Doorbell WiFi Outdoor HD Camera Security Door Bell Night Vision Video Intercom Voice Change
Aliexpress UK
Super loud alarm of 105dB, scare thief away. 1 x Door Window Host Burglar Sensor Alarm Alert(Battery Not Included). - Magnetic sensor, door and window motion detector. - Low power remind with LED indicator.
eBay
Fuers M558 Wireless Doorbell For Home 32 Songs Waterproof Button Welcome Chime Door Bell Intelligent
Aliexpress UK
Wireless Welcome Doorbell Features ● Shop Keeper in day time, anti-thief in the night, welcome /doorbell /alarm / color lights/ lighting 5in1 multi-function ● Remote transmission range up to 280M/918ft in the open space ● 8 chord music chip, 40mm big horn,36 chime melodies, remember your last set melody and volume level once powered off ● Colorful LED lights, adjustable brightness, distinguish multiple entrances by different colors ● 4 stages adjustable volume (Loud/High/Middle/Low ) from 113-25dB ● Receiver can learn from up to 32 wireless sensors like PIR motion, magnetic or vibration sensor as well as up to 8 remote controllers. Application: shops, Commercial Complex, Luxury hotels, offices, factories, homes, villas, driveways, walking paths , Supermarkets ,restaurants etc.
eBay
TAIBOAN 433MHz Wireless Doorbell Home Music Door Bell Alarm Volume Adjustable Compatible With WiFi
Aliexpress UK