1.Wireless alarm system auto dial 2.433/315MHz 3.Dial out 1 monitor center, 6 phone num. 4.PSTN, LED Product’s Introduction :This product is not only powerful, but also install and operate it easily .It will auto-dial some groups of numbers and send alarm record when it is alarming. If you are not at home, you can control the system by your mobile phone. It can monitor the houses,shops, ...