RedTagCanada SIM900 Quad Band GSM GPRS Quad-Band Modules 2G Shield Development Board for R3 Mega with Antenna for Arduino SCM & DIY Kits
Embedded TCP / UDP stack - allows you to upload data to a Web server | RTC supported | selectable serial port | Jac speakers and headphones.
Quad-Band 850/900/1800/1900 MHz - 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 s....
Dorhea 4Pcs ESP8266 ESP-12F WiFi Serial Module Microcontroller 802.11N Development Board Wireless Transceiver Remote Port Network Module for NodeMCU MicroPython
The ESP-12F module combines the ESP8266 microcontroller with 4MB of flash and a PCB antenna, with 16-bit Lite mode, clocked at Supports 80 MHz and 160 MHz, supports RTOS, and integrates Wi-Fi MAC/BB/RF/PA/LNA..
The ESP-12F WiFi module supports the standard IEEE802.11 b/g/n protocol, a complete TCP/IP protocol stack. Users can use this module to add networking capabilities to existing devices or to build separate network controllers..
The default firmware can add WIFI capability to another microcontroller, but it really shines when loaded with MicroPython, or NodeMCU..
The ESP-12F is an improved version of the 12E, improve the peripheral circuit, the four laminates plate process, enhanced impedance matching, signal output is better, It is pin compatible with enhanced stability and a better antenna..
Not recommended for users who are new to the ESP8266. New users should instead look at development boards with integrated USB..
ALL-IN-ONE SENSOR ARRAY: Wireless, fast and easy set-up, and real-time updates to weather conditions every 16 seconds..
SMART HOME READY: Set up alerts, access your data remotely, and program your home based on weather conditions using IFTTT, Google Home, Alexa, and more.
ENHANCED WIFI OR DIRECT ETHERNET CONNECTION: Enables your station to transmit its data wirelessly or over WiFi or ethernet to the world's largest personal weather station network.
JOIN THE COMMUNITY: Connect to Ambient Weather Network to customize your dashboard tiles, share hyperlocal weather conditions via social feeds and create your own forecasts (coming soon)..
StarTech.com USB 3.0 to Fiber Optic Converter - Compact USB to Open SFP Adapter - USB to Gigabit Network Adapter - USB 3.0 Fiber Adapter Multi Mode(MMF)/Single Mode Fiber(SMF) Compatible (US1GA30SFP)
1GbE USB 3.0 TO FIBER OPTIC CONVERTER: For USB-A enabled computers who require occasional access to a fiber LAN, for laptop users who don't have the option of an internal fiber network card.
MAXIMUM PORTABILITY: Compact, lightweight, and cableless design make this USB NIC / Gigabit Network Adapter easy to securely connect your Laptop to a Gigabit Ethernet Network wherever you go.
FLEXIBLE OPEN SFP SLOT: Use any MSA compliant SFP module.
beneficial for network admins, installation technicians, and those who require seamless access to different types of fiber connectivity.
ACEIRMC 3pcs W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5
Power supply mode:3.3V external power supply, current should be more than 200mA.
USR-ES1 is the Ethernet module of a SPI interface, interface is TTL level of 3.3V, power supply voltage of +3.3V, please ensure that the current is not less than 200mA, voltage is continuous and stable +3.3V..
W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5.
Control interface:The TTL level, 3.3V SPI interface.