Best Gsm Sms Modem

GSM Alarm System, Mini Home Security Wireless SMS SIM Call ,6 Preset SMS Alert Messaging for Door Magnetic Switch, Infrared Sensor, Gas Detector, Temperature Measuring

1. One way GSM SMS alarm, which can be connected with external rechargeable batteries (not included) for power failure alarm. When any alarm input is triggered, it will send SMS alarm messages to up to 6 preset mobile phones..
2. The input of GA01P is a switch signal. When the input port is short-circuited with the ground wire (GND), GA01P will send an alarm message to the preset alarm phone, or call the set alarm number. The content of the alarm message can be set by yourself..
3. DC5-15V power input, an alarm voltage output, can be used for siren, can use text custom alarm SMS, very smart and slim gsm design box, can be easily installed on other target system boards, add gsm alarm function ..
4. It can be widely used to connect different sensors. Such as door magnetic switch, infrared sensor, gas detector, water level sensor, temperature measuring device..
5. After you purchase this product, if you are dissatisfied with this product, or if you don't know anything about this product, please feel free to contact us and we will do our best to answer you..

...th TCP and RTU over TCP protocols, rechargeable backup battery lasts 8 hours.
MULTIPLE AUTHORIZATION: Up to 10 authorized phone numbers, 5 can be used to receive calls or text messages, 5 can be used for calls and text messages to generate alarms, can be programmed through SMS protected SMS commands or APP, based on GSM network, suitable for various app, auto restart loop via remote reset and restart via SMS.
REMOTE CONTROL: GSM temperature monitoring alarm can reject calls from authorized numbers without making calls, and users can dial the device number through authorized numbers. The device automatically rejects reception and immediately sends the caller a text message of the current status (temperature and voltage).

Network type: GSM / GPRS 850/900/1800 / 1900MHz.
Entertainment: MP3, MP4, AVI format for local playback, Bluetooth music playback..
Simple pairing with your smartphone with the help of Bluetooth or NFC Connection. Magnetic charging to make your devices more safe in which someone is....
Compatible with most iOS and Android devices with multi-functions including sedentary reminder, sleep monitor, remote camera, music player, calendar,....

Compatible Carrier Network: Verizon, AT&T, T-Mobile, Sprint and etc.
Frequency Range: 698-960 MHz, 1710-2170 MHz, 2300-2700 MHz.
Package List: 2 x Antenna (As the Picture Shown).
Compatible with 4G LTE Mobile Router, Mobile Broadband Modem Hotspot, CPE Router, Cellular Gateway, Vehicle Car Truck RV Bus Van Mobile Cellular.
Compatible with 4G LTE Cellular Trail Camera, Game Camera, Hunting Camera, Outdoor Security Camera, Celluar Surveillance Camera.
Vehicle 4G LTE Tracker, Real Time Monitor, Mobile Vehicle Car DVR MDVR Video Recorder.
Compatible with Industrial 4G LTE Router, Cellular IoT Gateway, 4G LTE M2M RTU DTU Terminal, Cellular Embedded Module, Remote Metering and SMS Alarm, Remote SCADA DAQ Module, Remote Relay Gate Opener Switch, Vending Machine, Digital Signage, Delivery Locker, Cellular Temperature Humidity Sensor Monitoring System, GSM Alarm System, Wireless Security Sensor Motion Detector Alert.

Compatible Carrier Network: Verizon, AT&T, T-Mobile, Sprint and etc.
Frequency Range: 698-960 MHz, 1710-2170 MHz, 2300-2700 MHz.
Package List: 1 x MIMO Antenna (As the Picture Shown).
Compatible with 4G LTE Mobile Router, Mobile Broadband Modem Hotspot, CPE Router, Cellular Gateway, Vehicle Car Truck RV Bus Van Mobile Cellular.
Compatible with 4G LTE Cellular Trail Camera, Game Camera, Hunting Camera, Outdoor Security Camera, Celluar Surveillance Camera.
Vehicle 4G LTE Tracker, Real Time Monitor, Mobile Vehicle Car DVR MDVR Video Recorder.
Compatible with Industrial 4G LTE Router, Cellular IoT Gateway, 4G LTE M2M RTU DTU Terminal, Cellular Embedded Module, Remote Metering and SMS Alarm, Remote SCADA DAQ Module, Remote Relay Gate Opener Switch, Vending Machine, Digital Signage, Delivery Locker, Cellular Temperature Humidity Sensor Monitoring System, GSM Alarm System, Wireless Security Sensor Motion Detector Alert.