6 phone number preset for the system auto dial.8 .... instruction. ( unlimited sensors to be added) Guangzhou Zhi Cheng Industry Co., Limited Email: homesecurityalarm@ gmail.com MSN: ....
Guangzhou zhi cheng Industry Co., Limited is leading professional seucirty alarm products manufacturer and electronic product supplier in China .She was established in 2006 , located in Shenzhen, ....