Features<br />ü 2011 Wireless Home GSM Security Alarm System / Alarms / SMS / Call / Autodial <br />ü Wireless DSP Smart Security Alarm System， SOS， Burglar， fire and gas alarm<br />ü 4 Wired and 6 wireless defence zones<br />ü Can preset and store 6 voice phones and 3 message phones<br />ü Remote two-way intercom<br />ü Telephone (mobile phone) remote control programming<br />ü SMS remote control preset & arm/disarm the main panel<br />ü SMS alarm content can be changed<br />ü 10 groups of timely arm and disarm<br />ü 10 groups reply to timely control the home appliances open or close<br />ü Can connect wireless siren (Option)<br />ü 10-second automatic message recording<br />ü Built-in intelligent English message<br />ü Alarm locking memory and information clear for easy checking<br />ü One-key-control function: Out Arm， Home Arm， Remote Arm<br />ü Wireless intelligent learning encoding and comply additional accessories<br />ü Arm， disarm， monitor and intercom by remote calling the alarm unit<br />ü Real-time， delay， 24 hours， bypass defense zones programming function<br />ü Built in NI-HI rechargeable battery is available to provide power supply nearly 5 hours automatically after power off<br />ü AC and DC dual use are available for 24-hours-a-day normal guard<br />ü Main unit anti-tamper and low-voltage detecting function<br />Specifications<br />Input<br />DC 9V -12V<br />Standby current<br />Less than 55mA<br />Alarm current<br />Less than 450mA<br />Wireless receive frequency<br />315±0.5MHz/433.92MHz<br />GSM frequency<br />900/1800MHz<br />Backup battery<br />NI-HI AAA<br />Alarm loudness<br />110dB<br />Temperature<br />-10°C to 40°C<br />The Wireless Keyboard Sensor is compatible with home security system security system.<br />Transmission time<br />Not less than 1s<br />Battery <br />Included<br />Transmit distance<br />Approx 100m (no obstacle)<br />1 x Main unit <br />1 x Antenna <br />1 x IR <br />1 x Door magnet <br />3 x Remote <br />1 x Power adapter <br />1 x Siren <br />1 x Receiver (battery included) <br />1 x User guide <br />1 x Hook<br /><img src="http://img6.eachbuyer.com/x1/p74/i845_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x1/p74/i845_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x1/p74/i845_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x1/p74/i845_4.jpg" />