Dear buyers : Welcome to our store.^ ^. All of our products are of high quality. Any questions, please feel free to contact with me.Wish you are enjoying the shopping. Welcome to inquiry wholesale price. Dear Russian buyers: Please fill the contact address with your full name, otherwise you can’t receive your package. Do contact with us if your address is not your full name! Many Thanks! The item has 3 language version : English, Russian, Spanish voice optional! Pleaseleave a note of which voice you need,or we will send English as default.Not support language switching,andjust available for English user manual book. Features: ( 1) 99 wireless defence zones (2) built-in powerful CPU master and excellent operation experience (3) Touch keypad (4) mobile phone remote control programming. Can preset and store 6 voice phones and message phones (5) Alarm system can be operated remotely by your phone 10-second automatic send message to your preset number real time , SMS alarm content can be edited (6) Can connect outdoor flash siren/smoke detector/PIR detector/door sensor/gas sensor/ PIR motion sensor/water sensor(Option) (7) Built-in intelligent English voice version. (8) Built-in rechargeable battery is available to supply 6-8 hours automatically after power off (9) Main unit anti-tamper and low-voltage detecting function Item Specification: GSM alarm host (with Power Adapter) Input Voltage DC 9-12V / 1.2A ( battery included ) Standby Current < 55mA Alarming Current < 450mA Wireless Frequency 433MHz GSM Frequency 850 900 / 1800 / 1900MHz 4 Kinds of Power Plug US/Euro/UK Plug Alarm loudness 110dB Back-up battery Last 6-8 hours when power cut off Siren Only support wireless siren Package including: ( without original retail box, need extral 3.5 dollar if you want it ) Set A 1 x GSM alarm host 2 x Metal Remote Control 1 x Infrared sensor 1 x Door/window sensor 1 x Power Adapter 1 x English Manual Set B 1 x GSM alarm host 2 x High-Grade Remote Control 1 x High-Grade Infrared sensor 1 x High-Grade Door/window sensor 1 x Power Adapter 1 x English Manual Set C 1 x GSM alarm host 3 x Metal Remote Control 2 x Infrared sensor 2 x Door/window sensor 1 x Power Adapter 1 x English Manual Set D 1 x GSM alarm host 3 x Metal Remote Control 3 x Infrared sensor 3 x Door/window sensor 1 x Power Adapter 1 x English Manual Set E 1 x GSM alarm host 4 x Remote Control 6 x Infrared sensor 5 x Door/window sensor 1 x Power Adapter 1 x English Manual Set F 1 x GSM alarm host 2 x High-Grade Remote Control 3 x High-Grade Infrared sensor 3 x High-Grade Door/window sensor 1 x Power Adapter 1 x English Manual Door sensor uses on the doors and windows, to precaution thieves come from the window. Infrared detector used in the entrance of the living room/balcony/garage. PIR detector is the best choice of window protection. It can look at children close to the window balcony and prevent danger. Home/commercial/company/warehouse are necessary for predicting fire To detect the leakage of gas/natural gas/ liquefied gas Installation guide Dear buyers: All of our products have already set up when we send out, you can install and use directly. Alarm host connects 110V. There are many ways of accessories installation, you just need to install reasonably. The following is actual installation 1.Door sensor installation Install on the cupboard. the bigger one(door sensor)installs on the left, the smaller one( magnetic stripe)installs on the right. Install distance should less than 1cm. Install on the door. When the door frame and door is not at the same level, you can rotate 90 degree of th e magnetic stripe and install in the side of the door frame. Two of them should cling together. Install on the window. The bigger one is always on the left of the smaller one.The distance should less than 1cm. 2, Infrared sensor install Detection angle: 110 degree left and right , 60 degree up and down; Detection distance: 6 to 8 meters. 3, PIR sensor install PIR sensor’s installation can be the same as infrared sensor install on the window side. It can also install on the top, avoid high-power electrical appliance, avoid facing cold/heat source, glass door/window and pendular objects. Detection angle: 110 degree left and right , 15 degree up and down; Detection distance: 6 to 8 meters. Attention: 1. Use screw to fix the holder on the entrance of ceiling/window side/window and door side. 2. After installation, adjust the holder angles to change sensor’s detective range and sensitivity. 3. Avoid installing in the outdoor/place with pet/near to the airconditioner and heat source/direct sunlight place/under the rotation of the object. Payment: •Payment must be made within 3 days when order placed. •If you have a problem with payment,please contact with us or the customer service of Aliexpress. Shipping: •We will ship package in 2-3 business days after payment clear. •We can’t control service transit time, this information is provided by the carrier and excludes weekends and holidays. so please give us an opportunity to check package for you . •SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays.Transit times may vary, especially during the holiday season. •If you have not received your shipment within 60 days from payment, please contact with us. We will track the shipment and give a reply to you as soon as possible. Our goal is customer satisfaction! Warranty •1 Years replacement warranty. •We benefit for all item sale. If you need help and have any other question , please feel free to contact us . •Return is not accepted if you change your mind or purchased the wrong item. •Buyer is responsible for return shipping costs and insurance. •Shipping/Handling/Insurance costs are not refundable. Feedback: •Your Positive feedback and all 5 stars are important to us which encourage us to do better and support best service and good product for all clients .Thanks in advance for you leaving positive feedback and 5 stars. •Our aim is we don’t feel Satisfaction until you satisfied with our product and service . •Please don’t leave negative feedback and low score, because that won’t solve problems. Please give us an opportunity to service you again . Contact Us •Hours of Operation – We are open Monday through Saturday 9:00am – 6:00pm. If you mail us a question after business hours, we will do our best to answer your question. If not, we will get back to you on the following business day.