Intercom with sharp clear audio. Their is a tiny screw on the underside of the unit that you unscrew so you can get to this feature. I wired it up myself, so a pair of small wire strippers for the bell wire to make a connection makes it easier.
eBay
Door Phone System, Doorbell Intercom Entry System, Wired Intercom Doorbell Kits, Door Intercom, Support Unlock Door Release
Aliexpress UK
Rainproof: The doorbell can be installed outdoors, and you are no need to worry about it is drenched by rain. Easy Installation: This video doorbell is wireless with no need of cables or lines. What you need to do is to fit the support on the wall with the mounting screws, install the batteries and download the APP, then you can begin using it.
eBay
Smart Video Doorbell Waterproof Night Vision Door Viewer 1080P FHD Camera Digital Visual Intercom WIFI 2.4G Tuya Door Bell
Aliexpress UK
Doorbell 1. Voice intercom: 3M. Doorbell size: 91 52.5 26mm. Doorbell weight: 84.5g. Push photos: Free cloud storage. Night vision type: infrared night vision. WIFI mode: 2.4GHz 802.11b/g. Cloud storage playback only supports viewing pictures, not videos;.
eBay
New Smart Video Doorbell Waterproof Night Vision Door Viewer 1080P FHD Camera Digital Visual Intercom WIFI 2.4G Tuya Door Bell
Aliexpress UK
Doorbell can connect the all electronic lock. (Note: 1 We suggest testing the doorbell kits with our original cable before installation,and the distance between the units should not be too close while testing,or it will cause noise sound. ).
eBay
Smart Video Doorbell Waterproof Night Vision Door Viewer 1080P FHD Camera Digital Visual Intercom WIFI 2.4G Tuya Door Bell
Aliexpress UK
Rainroof: The doorbell can be installed outdoors, and you are no need to worry about it is drenched by rain. ③Only 64G SD Card, No Doorbell. Support WiFi and APP Function, it can be applied for Android, iOS APP Software.
eBay
2 Wire 1080P WiFi Video Intercom Visual Door Phone for Home Tuya Smart APP Night Vision Recording Intercom Doorbell Camera
Aliexpress UK
Doorbell can connect the all electronic lock. (Note: 1 We suggest testing the doorbell kits with our original cable before installation,and the distance between the units should not be too close while testing,or it will cause noise sound. ).
eBay
6/8/10/12 Unit apartments video intercom system 7 Inch video door phone Kit Video Doorbell for for 6-12 Household Apartment
Aliexpress UK
The Skytronic video door intercom system is ideal for houses, apartments, and offices. This wired system features a white video bell that provides security and convenience. The system does not come with a battery included, making it a reliable choice for continuous operation. Perfect for monitoring visitors and ensuring safety at the entrance of your property.
eBay
TMEZON 4 Wire WiFi Video Intercom, 1080P Video Doorbell Intercom System,7" IP Touch Screen,Motion Detetion.TUYA APP/RFID Card
Aliexpress UK
Support TF card expansion, press the doorbell can automatically save the screen, video. Doorbell size: about 10.5 4 2cm. Doorbell weight: about 70g. Visual two-way intercom function. Wireless connection transmission, no need to WIFI connection, can transmit the screen data, the latest technology crystallization, break the harness limitations.
eBay
Tuya Smart Home APP WiFi Video Doorbell Camera Visual Intercom 1080P 2W CMOS Door Access Max 240 Monitors for Apartment Building
Aliexpress UK