Industry Information

Update December 14, 2022

Analysis: access control intercom system cable selection

Access control intercom system cable selection After more than 30 years of vigorous development, the security industry in China has continuously expanded its scope of application, and industry...

Update December 13, 2022

Wireless Doorbell FAQ Solution Wireless Doorbell Failure Maintenance

Many families now install wireless doorbells, which are both safe and convenient. However, there are some minor problems that can't be avoided in the process of use. Xiao Bian has introduced the...

Update December 09, 2022

Visual doorbell features

Visual doorbell features 1. Adopt 2.4G ISM digital public frequency band. 2. The transmission power is 20dBm and the receiving sensitivity is -105dBm. 3. The air transmission rate is up to 2Mbit/s,...

Update December 08, 2022

Doorbell music chip circuit diagram

Probe domestic switch needle KG-300K needle head diameter is 3.0mm normally open switch needle Doorbell music chip circuit diagram Chip features: ?? Programmable One-Time Programming (OTP) Voice Chip...

Update December 07, 2022

IP network broadcast intercom system commentary

1. Introduction of Prison IP Network Broadcast Intercom System The prison is a special application place and is one of the important links to achieve comprehensive social governance. Any mistakes in...

Update December 05, 2022

Building intercom system basic knowledge

As such products, Brauns has a single network cable connection, households are not afraid of short-circuit isolation, no indoor power supply, no power consumption in standby, no special video line,...

Update December 05, 2022

Doorbell installation Raiders Visual doorbell installation should pay attention to what

Many people now install a doorbell at their own door when the house is being designed and decorated, so that the owner can clearly hear guests visiting. It is very convenient. The doorbell styles are...

Update December 03, 2022

Design of Wireless Intelligent Doorbell System Based on Wi-Fi

Today, with the continuous development of information, communication and intelligence, people's requirements for doorbells are more than simple reminders. The doorbell system has developed into a...

Update December 02, 2022

Smart doorbell - what types of smart doorbells

With the development of the smart home industry, all kinds of products we see in our lives are moving closer to intelligence. The early doorbells had a single function, and now intelligent doorbells...

Update December 01, 2022

What is the working principle of wireless doorbell?

The wireless doorbell is usually composed of an indoor unit, an outdoor unit, and a door lock controller. These three parts together have the functions of intercom, monitoring, photographing and...