- Size:130mm X 70mm X 42mm
- Net Weight:170g
- Material:ABS
- Surface: Polishing
- Color:White
- Key:PC
- Key life: Million times
- Function keys:Three
- Frequency:433.92Mhz
- Call distance: 1600ft (open distance)
- EMC anti-interference :Strong
- EMI compatibility: In line with the national standard
- Battery: Alkaline Battery 12V 23A One
- Battery life: about 12-18months
- anti-skidding: Environmental protection silica gel
- The degree of waterproof:General spraying water
- Applicable receiver: All kinds of receiver
FAQ:
1. Q: How long is the effective range of the wireless calling system?
A: The effective range is about 1600ft in the open air, the straight line distance is about 130-200ft indoor. And it won’t cause the wrong number; shorten the detection distance, as the time goes on.
2. Q: How about the receiver couldn’t receive the signal as the large field and long distance?
A: A signal enhance device will solve this problem, and it could be used without adapter.
3. Q: How long could the new battery be used?
A: Most battery could be used for 2 years, and some could even be used for 3 years, and it’s easy for you to change the battery of the wireless calling system.
4. Q: How about if I don’t know much about this item, and couldn’t install it?
A: This item has full function but easy to operate, the only thing you need to do is to set this item as the instructions sent to you, and if you still feel confused, you could leave a message to us, and we are willing to help you solve any kinds of questions.
The Application in the Daily Life: