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This 4.4"/114mm long antenna has 3dBi of gain and 50Ω impedance so it will work fantastically with just about any 850/900/1800/1900/2100mhz wireless receiver/transmitter such as any Cellular or GSM/GPRS device. This device is capable of extending your wireless range up to 300m...

The LOGO! CMR2020 - 6GK7142-7BX00-0AX0 communication module from Siemens allows the user to control the LOGO! 0BA8 series logic module via SMS commands from a mobile phone and receive alarms and status data also. After inserting a SIM card, the CMR2020 - 6GK7142-7BX00-0AX0 communication module can c..

The GPRS/GSM Shield provides you a way to use the GSM cell phone network to receive data from a remote location. The shield allows you to achieve this via any of the three methods:    Short Message Service     Audio     GPRS ServiceThe GPRS Shie..

SIM800H is a complete Quad-band GSM/GPRS solution in a LGA type which can be embedded in the customer applications.SIM800H support Quad-band 850/900/1800/1900MHz, it can transmit Voice, SMS and data information with low power consumption. With tiny size of 15.8*17.8*2.4 mm, it can fit into slim ..

SIM808 Module features  Quad-Band GSM 850/900/1800/1900MHz GPRS multi-slot class 12/10 GPRS mobile station class B Compliant to GSM phase 2/2+       -Class 4 (2 W 850/900 MHz)       -Class 1 (1 W 800/1900MHz) Control via AT commands (3GPP TS 27.007,27.005..

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    IC, HALL EFFECT SENSOR, BIPOLAR, TO-92-3     Hall Effect Type: Bipolar     Output Current: 20mA     Sensor Case Style: TO-92     No. of Pins: 3     Supply Voltage Min: 3V     Supply Vol..

The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object like bats or dolphins do. It offers excellent range accuracy and stable readings in an easy-to-use package. It operation is not affected by sunlight or black material like Sharp rangefinders are (although acoustically soft m..