There are several very similar looking units that all perform great. Just buy the cheapest one. They are all the same. Terrible tech support.
UHPPOTE Fire Control Expansion Panel Board For Access Controller With Enhanced Alarm Output
13 Review
Wsdcam Wireless Door Alarm With Remote 2 Pack, Battery Included, 105 DB Loud Pool Door Alarm, Wireless Door Open Alarms Sensor For Kids Safety Home Security
54 Review
Enhance Your CCTV Security With BlueFishCam'S Waterproof Wide Angle Lens Camera
29 Review
Longruner Day & Night Vision Camera For Raspberry Pi: 1080P HD Video With 5MP OV5647 Sensor - Perfect For RPi 4, 3B+, 2B, Zero W & More!
20 Review
Dorhea LM2596 DC-DC Buck Converter Step-Down Regulator 4.0-40V To 1.25-37V DC 36V To 24V To 12V To 5V Volt Power Supply Module With LED Voltmeter Display Compatible With Car Motor Buck
16 Review
HOMELYLIFE 600W High Power Voltage Reducer DC 48V 60V 72V Step Down To DC 12V 50A Buck Converter Waterproof Module Car Truck Power Regulator Transformer
12 Review
TV Tuner LUMAX DV-2120HD
15 Review
EXuby Digital Converter Box For TV With RF/Coaxial And RCA Cable For Recording And Viewing Full HD Digital Channels Free (Instant Or Scheduled Recording, 1080P HDTV, HDMI Output, 7 Day Program Guide)
12 Review