RFID Card Read RFID, or radio-frequency identification, is a technology that allows for contactless communication between a reader and an RFID tag or card. RFID card readers can be used in various applications, including asset tracking, inventory management, and access control systems. RFID Cards are frequently used as personal identifiers in personnel management or access control systems. This is a version of the popular ISO format identity card. Also check 125KHz RFID Card R/W. It is a contactless transmission card used for data transfer and energy supply without the need for a battery. The card operates at a frequency of 125KHz with a data transfer speed of 106 kbit/s. It has an operating distance of up to 100mm, depending on antenna geometry. Also check the 125KHz RFID Keychain (read) available on the Iotcart website. It is a 125kHz RFID Tag used for sensing and identifying people and objects for access control and automation. Operating on a frequency of 125kHz, the tags come pre-programmed with unique ID numbers. Package Includes: 1 x RFID Card Read Specifications Card Type  RFID Card Read Colour White  Dimensions 86 mm X 54 mm Weight 15 grams

RFID Reader Serial The RFID Reader Module has an inbuilt antenna in minimized form factor. designed to work on the industry standard carrier frequency of 125 kHz. Sensitivity Range is about 6cm from antenna. Internal antenna on the PCB Buzzer to detect the proximity cards. Blue LED blinking to show that the RFID reader is powered on. Direct TTL output that can be directly coupled with most of the microcontrollers without max232.  Operates at 5v with 500ma of current. Microcontroller to decode the data into Serial o/p. Rs232 to convert signal into TTL to RS232 (optional). The LF module is best suited for applications in Access Control,Time and Attendance, Asset Management, Handheld Readers,Immobilizers, and other RFID enabled applications. Package Includes: 1 x RFID Reader Serial Specifications Operating voltage 5V DC Frequency 125 KHz Dimensions  5 x 4 x 3cms  Weight 15 grams

RFM69 FSK Transceiver Module The RFM69 series wireless communication module is intended for global free application at the 434 MHz ISM band. It is a low-power, high-bandwidth module with low cost, stability, and product consistency, capable of transmitting data packets up to 300Kbps. The module has broad applications, including daily life activities that require wireless connection, industrial control, access control, attendance, surveillance, and security industries.The RFM69HCW variant of the module communicates with a host microcontroller using an SPI and supports up to 256 networks with 255 nodes per network. It features AES encryption for data privacy and can transmit data packets of up to 66 bytes long.The RFM69HCW operates at 915MHz frequency and can transmit up to 100mW at 300kbps. These values can be adjusted to match specific application requirements, with an option to maximize range by increasing transmit power and reducing data rate or reducing both for short-range sensor networks with low battery consumption.The module can cover a considerable distance at full power, reaching over 500 meters in open air or transmitting from space to the ground using more complex antennas and modulation schemes. The RFM69 series has various models with different characteristics such as MCU, power amplifier, data interface, and packaging methods. These models can communicate with each other, meeting FCC/CE standards and satisfying clients' authentication needs. Features Transceiver module capable of operation over a wide frequency range, including the 315, 433, 868, and 915MHz license-free ISM frequency bands Programmable RF communication parameters Operates using FSK, GFSK, MSK, GMSK, and OOK modulations Built-in bit synchronizer performing clock recovery, incoming sync word recognition, and automatic RF sense with ultra-fast AFC Packet engine with CRC-16, AES-128, and a 66-byte FIFO Optimized for low power consumption while offering high RF output power and channelized operation Can communicate over several hundred meters given adequate antenna Applications Medical device and remote control Logistics tracking. warehouse inspection. electronic tags Consumer wireless applications Low power telemetry Wireless sensor network applications Package Includes: 1 x RFM69 FSK Transceiver Module Specifications: Operating frequency 315/433/868/915MHz Modulation method FSK/OOK Transmit power 20dBm Receiver sensitivity -120dBm Transfer rate 300Kbps Dimensions  20x16x2mm Weight  5 grams

RFM96W mhz wireless Lora The RFM96W 433mhz Wireless Receiving Module is the ultimate solution for long-range communication needs. Crafted with cutting-edge technology, it excels in ultra-long-range spread spectrum communication, ensuring high interference immunity and minimal power consumption. Whether it's Automated Meter Reading, Home Automation, or Industrial Monitoring, this module delivers unmatched performance. Made with the patented LoRaTM modulation technique, the RFM96W achieves a sensitivity of over -148dBm. The integrated +20 dBm power amplifier, along with programmable bit rate and LoRaTM modem, ensures a link budget that outshines industry standards. This module is perfect for Wireless Alarm Systems, Security Systems, and applications requiring extended range. The RFM96W's versatility extends to its use in Long-range Irrigation Systems, resolving the traditional compromise between range and selectivity. Its high sensitivity, robust power output, and programmable features make it an indispensable tool in diverse scenarios. Crafted for durability and performance, the RFM96W comes with a low RX current of 10.3 mA, ensuring efficient operation. The fully integrated synthesizer with a resolution of 61 Hz adds to its reliability. The module's compatibility with various modulation techniques makes it suitable for FSK, GFSK, MSK, GMSK, LoRaTM, and OOK modulation.

Seeed Studio Wio Link Wireless Development Board Wio Link is designed to simplify your IoT development. It is an ESP8266-based open-source Wi-Fi development board to create IoT applications by virtualizing plug-and-play modules to RESTful APIs with mobile APPs. This time, we define a new way to create IoT applications. No hardware programming. No breadboard. No jumper wires. No soldering. The Wio Link allows visual configuration and updates can be done easily with the help of OTA features. You can also perform plug-and-play groves and IFTTT applications. The Wio Link is also compatible with android and IOS applications. Applications: Environment Monitor Smart Plant Watering Feed Your Pet Boss Key Traffic Light Prompter Also check Seeedstudio Grove-Voltage Divider Module. The module allows users to adjust the gain of an input voltage. It is easy to use and has a small size. Also check Seeeduino XIAO compatible with Arduino. Some of its features include a 48MHz ARM Cortex-M0+ processor, 256KB of flash memory, and 32KB of SRAM. It also has 14 GPIO pins, 11 analog pins, and multiple development interfaces. Package Includes: 1 x Wio Link Board Specifications: Dimensions 55mm x48mm x6.5mm Weight 48g Battery Exclude Wi-Fi Network Protocol 802.11b/g/n Wi-Fi Encryption Technologies WEP/TKIP/AES Flash Memory 4MByte Output DC Current 1000mA MAX Operating Voltage 3.3V Charge Current 500mA MAX Battery holder: 3.4~4.2V MICRO USB 5V

Sim 800L GSM/GPRS Module This Small SIM800L GPRS GSM Module is equipped with a Micro SIM Card Core Board and a quad-band TTL Serial Port. It comes with two antennas included, providing excellent wireless connectivity. The SIM800L GSM/GPRS module is a compact GSM modem that can be seamlessly integrated into various IoT projects. With this module, you can achieve a wide range of functionalities similar to a regular cell phone, including sending and receiving SMS text messages, making phone calls, and connecting to the internet via GPRS, TCP/IP, and more! Moreover, this module supports a quad-band GSM/GPRS network, ensuring global compatibility.One of the antennas is a wire type that can be directly soldered to the NET pin on the PCB, making it highly suitable for narrow spaces. The other antenna is a PCB antenna, which comes with double-sided tape and a pigtail cable featuring an IPX connector. This antenna offers superior performance and enables you to enclose the module within a metal case while keeping the antenna exposed for optimal reception. check out : Sim 800C GSM Modem with Battery Pinout:   Pinout of Sim 800L GSM - GPRS Module

SIM7670C 4G LM137 with Antenna(GSM 4G Foldable)- ADIY The ADIY 4G LTE modem is equipped with a SIM card socket, an SMA antenna connector, a DC power jack, and an RS232 interface. It supports various wireless communication modes including LTE-TDD, LTE-FDD, GSM, GPRS, and EDGE.This board is centered around the SIMCOM A7670C LTE module and is furnished with an RS232 interface. The RS232 interface allows for effortless connectivity to a computer or laptop using a USB to Serial connector, or to a microcontroller using an RS232 to TTL converter. Additionally, a 3-pin header provides access to a 1.8V level UART interface, enabling direct interfacing with microcontrollers. Communication with the A7670C module is achieved through the utilization of AT commands. Pinout: Pinout Of SIM7670C 4G LM137

SIM800C GSM module GPRS SMS voice phone development board Discover a world of possibilities with the GSM Module GPRS SMS Voice Phone Development Board SIM800C. Designed to fulfill the needs of IoT, mobile communication, and remote monitoring projects, this development board provides unmatched functionality and performance. With support for GSM, GPRS, SMS, and voice functions, establishing strong connections is easy. Whether you're making voice calls, sending SMS messages, or transferring data, the SIM800C guarantees smooth communication, making sure your projects work well. This development board lets you send important alerts and have conversations in both directions. It helps you stay connected and informed, no matter the application.With support for DC5V or lithium battery input, giving you flexibility in powering it and making sure it works with your setup. Plus, it's compatible with both 5V and 3.3V TTL logic at the MCU level, which makes it easy to connect with popular microcontrollers like Arduino and STM32.It's time to supercharge your communication projects! Buy the SIM800C GSM module GPRS SMS voice phone development board from Iotcart and take the next step in innovation today! Package Include: 1x SIM800C GSM module GPRS SMS voice phone development board Specifications: Module GSM Module GPRS SMS Voice Phone Development Board SIM800C Communication  GSM, GPRS, SMS, Voice Chip  SIM800C Connectivity  Quad band: 850/900/1800/1900MHz Control Interface AT commands via serial port Power Input DC5V or VBAT (lithium battery) MCU Level Compatibility 5V / 3.3V TTL logic Bluetooth  Supported Logic Converter 5V/3.3V compatible SIM Card Slot  On-board Antenna IPEX interface Physical Dimensions 31mm x 27mm Weight 8g

Steval Bluemic 1 Evaluation Board The STEVAL-BLUEMIC-1 Evaluation Board incorporates an ultra-low power Bluetooth® SMART Application Processor that meets the requirements of BT specification v4.2. This board has a complete SW development kit, including the Bluetooth low energy stack, necessary drivers for audio and inertial data acquisition, and documentation. The STEVAL-BLUEMIC-1 is engineered for developing Bluetooth audio applications that demand high-quality sound. Its capabilities extend to low-power, highly-efficient voice control for remote controls and the Internet of Things (IoT) applications.The STEVAL-BLUEMIC-1 Evaluation Board features an SPBTLE-1S Bluetooth® SMART Application Processor, a 32-bit ARM® Cortex®-M0 core with outstanding performance. This module includes GPIOs, SPI, I2C, USART, PCM, ADC, and timers. The board also comprises an STBC02 Li-Po battery charger, an SPV1050 ultra-low-power energy harvester, and an MP23AB01DH MEMS microphone. This evaluation board adheres to CE, FCC, IC, and ARIB certifications.

STMicroelectronics NUCLEO-WL55JC1 The STMicroelectronics NUCLEO-WL55JC1 will help you embrace the electronics of the future. With the help of this board, you may investigate complex microcontroller projects in an easy and affordable way. Numerous applications are supported by this board, such as Sigfox, LoRaWAN, wM-Bus, and Internet of Things.  It is designed to work seamlessly with Arduino Uno V3 shields and has connectors for adding new functionalities. Additionally, it includes a built-in programmer and debugger, so you can begin using it straight away without the need for other tools. It's ideal for developers of all skill levels who want to experiment with new ideas and build intriguing projects cause it works with well-known tools like STM32CubeIDE, MDK-ARM, and IAR Embedded Workbench. Buy the NUCLEO-WL55JC1 today and experience the future of embedded systems with the STM32WL family on the NUCLEO-WL55JC1 board. Package Includes: 1 x STMicroelectronics NUCLEO-WL55JC1 Specifications: Manufacturer STMicroelectronics Series STM32WL Technology 32 Bit Microcontroller Device Core ARM 32-bit Cortex-M4 Processor Family Name ARM Cortex-M4 Type Transceiver; LoRa® Frequency 865MHz ~ 928MHz For Use With/Related Products STM32WL55