Technical parameters
Input voltage: DC 5V
Standby currents: <25mA
Alarm current: <450mA
Wireless frequency: 433MHz, 2262/1.5-4.7M, HS1527/220K
GSM frequency: GSM850/900/1800/1900MHz
Back-up battery: lithium battery 3.7V/500mA
Alarm loudness: 80dB 
Detailed parameters: panel is compatible with Code PT2262, PT2240 and HS1527
If sensor is PT2262 encoding, the resistance must be 1.5M-4.7M, if sensor is HS1527 encoding, the resistance must be 220K

Features:
1.Super GSM wireless signal, voice prompt, ease of use, can install SIM card
2.8 wireless zones, each wireless zones can be defined as one of the 5 zone types
Zone type: normal, stay, intelligent, emergency and close
3.2 sets scheduled arm/disarm/stay arm function by zone/day/time
4.Compatible with international alarm networking protocol contact ID
5.Adopt level Ⅱ password: system password and user's password
System password can realize all function
User's password only part of the function
6.IOS/Android app remote control and set the alarm panel
7. 6 groups voice alarm phone no., 3 groups SMS message no. automatically send SMS message and dial preset phone number when power failure
8.Supports 10 seconds ISD automatic voice mailbox for playback message upon alert
9.Telephone/SMS message long-distance control for arming, disarming, monitoring, remote announcement
10.1 Set of normally open signal outputs, relay linkage output, remote control home appliance
11.Phone/SMS message remote control 7 intelligent socket
Home appliance remote control
12.Wireless intelligent study coding, compatible with PT2262 encoding, supports 50 sensors and 50 remote control
13.Built-in high capacity rechargeable lithium battery, auto switchable upon power failure and alarm
14.Panel integrated with quad-band GSM/GPRS industrial graded module, adapt to different countries, stable and reliable

Standard package
Alarm panel x1
Remote controller x2
Door/window magnetic sensor x1
PIR detector x1
(More accessories could be chosen as you like)