Q2406 Wavecom GSM Modem with USB for Arduino/Raspberry-Pi/Robotics The Q2406 wavecom GSM modem follows plug and play operation with on board USB interface for communication and follows standard AT command set. Advantage of using this modem will be that you can use its USB port to communicate and develop embedded applications. The modem can either be connected to PC serial port directly or to any microcontroller. It can also be used in GPRS mode to connect to internet and do many applications for data logging and control. Features of Q2406 Wavecom GSM Modem with USB: Dual Band EGSM/GPRS 900/1800 MHz. Compliant to GSM phase 2. GPRS Class 2. Output power: Class4 2W for EGSM 900. Class2 1W for GSM1800. Control via AT commands. SIM application tool kit. Supply voltage range: 3.1 to 4.5VDC. Temperature range: -20 to 55 (operational functionality). -30 to 85 (storage temperature). Dimensions: 58.3x 32.2x 3.9mm. Weight: 17g. Voice: noise suppression and echo cancellation. SMS: Text and PDU mode, Point to point (MO/MT), Cell broadcast. DATA: Transparent and non transparent CSD up to 9.6kbps, USSD,. Interfaces: RF connector, 60 pin system connector,. SIM card connector, keypad and LCD etc.. Applications of Q2406 Wavecom GSM Modem with USB: Large shopping malls, supermarkets. Professional market, large wholesalers. Large hotels, large-scale entertainment. Large agencies. Transport, logistics industry. Large enterprises, and institutions. Large hospitals, large bookstore. Newspaper, television and radio stations. Oil Company (other chain business model). Government agencies or large township. These are used in different robotics applications. GSM based Electrical/Electronic project.

GH-719 microwave sensor module is non-contact displacement probe-type modules, RFI ability, independent of temperature, humidity, light, air, dust impacts can be installed in a certain thickness of the plastic, glass, wood and other non-metallic shell which facilitate their application to control a variety of products or equipment above. Second, the adjustments of the circuit board:A 16-level sensitivity adjustment: the circuit board with 4 0 1 2 3 marked the connection point. 1: Short circuit in accordance with the following four connections, adjustable 16- level sensitivity, so that in the 0.3-10 m sensing distance adjustable. 2:4 a connection point break, the nearest sensor, at 0.5 meters.B 4 trigger modes to adjust: the circuit board there are two connections marked with 45 points.