RedTagCanada SIM900 Quad Band GSM GPRS Quad-Band Modules 2G Shield Development Board for R3 Mega with Antenna for Arduino SCM & DIY Kits
... - could work on GSM networks in all countries around the world, work with Uno Mega..
This is a new version (64M version), SMS support MMS: Multimedia message and Short Message Service - so it is possible to send small amounts of data over the network (ASCII or raw hexadecimal).
The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM enhanced to commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module (They are all 2V8 logic) present on board..
Application: M2M (Machine 2 Machine) Applications.Remote control of appliances.Remote Weather Station or Wireless Sensor Network.Vehicle tracking system with a GPS module.Good to learn GSM / GPRS mobile phone development, control development of remote equipment, wireless meter reading, smart appliances, ultra long distance control, etc..
Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced.
Power jack - connected to external 4.8~5VDC power supply, Antenna interface - connected to external antenna, Serial port select - select either software serial port or hardware serial port to be connected to GPRS Shield.
Sonim XP5 4G LTE The Worlds Most Indestructible Cell Phone Wireless 4G LTE Rugged PTT MIL-SPEC Cellphone - Carrier Locked to AT&T
Carrier Locked to the AT&T. Cannot be used on any other cellular carrier.
No SIM card included (requires a "micro" sized SIM card).
: 4G-LTE Bands 2, 4, 5, 7, and 17 4G HSPA+ with enhanced backhaul 3G - UMTS 850/1900/2100MHz GSM/GPRS/EDGE 850/900/1800/1900MHz.
s 3180mAh Li-Ion which in actuality can get you Talking for 25h and can stay on Standby for 25 days now that a really long time.
geared for the Heavy-Duty User this phone won't let you down as it is after all indestructible when screwing on the back door and sure not to insert too much pressure as this can strip the screws rendering a device no longer waterproof.
DollaTek SIMCOM SIM900 GSM GPRS Quad-Band Modules 2G Development Shield Board for R3 Mega with Antenna
Quad-Band 850/900/1800/1900 MHz - could work on GSM networks in all countries around the world, work with Uno Mega.
Embedded TCP / UDP stack - allows you to upload data to a Web server | RTC supported | selectable serial port | Jac speakers and headphones.
Note: This is a new version (64M version), SMS support MMS: Multimedia message and Short Message Service - so it is possible to send small amounts of data over the network (ASCII or raw hexadecimal).
The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM enhanced to commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module (They are all 2V8 logic) present on board..
Application: M2M (Machine 2 Machine) Applications.Remote control of appliances.Remote Weather Station or Wireless Sensor Network.Vehicle tracking system with a GPS module.Good to learn GSM / GPRS mobile phone development, control development of remote equipment, wireless meter reading, smart appliances, ultra long distance control, etc..
4G VPN Router, Industrial Dual Sim 4G LTE WiFi Router 3G/4G Yeacomm YF325 Wireless Modem Router Unlocked with Sim Card Slot, External Antenna Cellular Modem in North/South America, NOT for Verizon
Yeacomm LTE Industrial 4G Cellular Router Specific Feature: Support multiple WAN access methods, including static IP, DHCP, PPPOE,3G/UMTS/4G/LTE, DHCP-4G. Supports UPnP, Dynamic DNS, Static Routing, VPN (PPTP, L2TP, IPSEC, GRE. Suppots WIFI, Compatible with 802.11b/g/n, AP and Client Mode.
Yeacomm Dual SIM 4G Modem supports RS232 (or RS485/RS422), Ethernet port and WIFI that can conveniently and transparently connect one device to a cellular network, allowing you to connect to your existing serial, Ethernet and WIFI devices with only basic configuration.
4G Wireless Industrial Router working band, LTE FDD: B1/2/B3/B4/B5/B7/B8/B28.
EDGE/GPRS/GSM 1900/1800/900/850MHz. Not compatible with Verizon and Sprint.
Yeacomm 4g lte sim router adopts high-powered industrial 32-bits CPU and embedded real time operating system. Widely used on machine to machine fields, such as self-service terminal industry, intelligent transportation, smart grid, industrial automation, telemetry, finance, POS, water supply, environment protection, post, weather, etc.
Yeacomm YF325 4G Modem Good to use in North America and South America, Australia, New Zealand, Philippines, etc.Gift: 4 in 1 Converter Kit S....