Product Ranges
Access Control, Intercoms
Contact Us
  • Hongzhao Innovation Electronic Co. Ltd.

  • Country: China
  • City: dongguan
  • Address: No. 11-13, Donghuan Rd. Huangjiang Town, Dongguan City, Guangdong, China
  • Contact Person: Sophia Chan

Company Introduction
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Hongzhao Innovation Co., Ltd, located in Donguan, is a leading designer and manufacturer of the security products. Our competitive products are the 2.4G wireless video door phones(2.4/3.5/7 inch available), which can conduct two-way intercom, video talking, monitoring and unlocking etc.... Read Details
Press Releases
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The Common Failure of the Building Intercom

Date: 2012/04/02
The common failure of the building intercom Symptom 1: System out of function 1. The whole system is out of function Possible cause: Whether the power indicator light is on or not. Whether the power of the principal machine or distributor is wrongly switched on, or there is short circuit. Method: When the indicator light is off, please get through the power supply cord correctly. Otherwise, the fuse wire is burnout which need altering. (Remark) A: Building Intercom System with Floor... Read Details