Home security PSTN GSM alarm system 850/900/1800/1900MHZ suppot russion and english voice(if no leave any message,we will send english voice default ) The default wireless frequence in this sensor is 433mhz , If you want 315mhz , You should leave massage to ask 315mhz in your order. (Important) Function: * With dual network of GSM + telephone cable, the System is more secure and reliable. * With the quad-band GSM module for global use. * Includes 2 wired zones and 99 wireless zones. * Supports code pairing with 8 wireless remote controllers at the most. * LCD screen with a built-in clock. * With voice prompts for easy operations. * Supports an external intercom speaker. * Supports 3 groups of timed arming and 3 groups of timed disarming. * The main device can dial alarm calls to 6 preset phone numbers. * The main device can send text alarm to 3 preset phone numbers. * With 10-second manual recording function to leave messages. * With a built-in digital voice device to give voice alarm automatically. * With built-in SMS service to send alarm messages automatically. * Supports wireless alarm siren and control by wireless devices (customization). * With the One-Key-Control function, you can conduct Away Arming, Home Arming, Remote Control Arming or Off-site Telephone Arming. * Alarm Location Programming: Help, Fire, Gas Leak, Door Lock, Living Room, Window, Balcony, and Perimeter Alarm. * Includes multiple zone programming functions like Real-Time, Delay, 24 Hour, Bypass. * With Wireless Self-learning Code Pairing, new accessories can be installed conveniently, safely and effectively. * Off-site remote control allows Main Device Arming, Disarming, Monitoring, Intercom etc. * Arming Modes: Remote Control Real-Time Arming, Away Delayed Arming, Home (Stay) Arming, Timing Arming, Off-site Telephone Remote Arming. n Line Seizure: If an alarm happens, the main device will cut off the busy line and give priority to make a call for the alarm. * With a built-in 7.2V lithium battery, it can power the Alarm during a blackout. * Comply with the CCC Safety Standard and GB12663-2001 national standard. * Compatible ADEMCO Contact ID protocol (customization) Wireless Infrared Detector: 1, Standby Current: less than 12uA 2, Alarm Current:less than 15mA 3, Operation Temp: -10C~50C;Humidity:no more than 90% 4, Installation Height: About 2M. Installation Angel:About 60~110 5, Detecting Distance: 5-8M 6, Transmissons Time no less than 1s 7, Wireless Freq:433MHz 8, Transmit Distantce:Outdoor 100M(no obsctale), Indoor:10~15M Door/Window Magnetic Detector: 1, Operation Current:8~15mA 2, Quiescent Current:3uA 3, Operation Freq:433MHz 4, Operation Temp: -10C~50C;Humidity:no more than 90% 5, Installation: less than 15mm between 2 parts. 6, Transmit Distantce:Outdoor 100M(no obsctale),Indoor:10M Wired Mini Siren: 1, 110dB/m 2, Wired connect to Host 3, Operation Temp: -10C~50C;Humidity:no more than 90% Remote Control: Efficient frequency:315MHZ/433MHz Temperature condition: -10 degree Celsius to + 55 degree Celsius Transmission distance: 100m(Open field) Battery:12V,23A Code type: Fixed code Package including: Main Unit x 1 User Manual x 1 Power Supply x 1 (According your country to ship the corret adapter to you) Remote Control x 2 Door/Window Magnetic Detector x 2(not include battery) Wired Mini Siren x 1