13.56MHz USB RFID Reader/Writer with Card & Keychain This is a 13.56MHz USB RFID Reader-Writer with Card & Keychain. WRITING DATA ON THE CARD/KEYCHAIN: Start with $ symbol and type the data in the HyperTerminal to be written in the Card/Keychain, it can store up to 1Kb of data, and press enter or carriage return, (You may not see the data you are typing). The device waits for the card to be written, then place the card near the device and it will start writing and once the complete data is written on the card it will say DONE. READING: Just place the card near the device, it will start reading. Download Driver for PL2303 and work on any Terminal Software. Package Includes: 1X RFID Module, 1X Card 1X key chain Specifications Baud rate 9600 Frequency  13.56MHz Dimensions  11 x 9 x 5cms Weight 50 grams

3dBi Dual Band WiFi Antenna A 3dBi Dual Band WiFi Antenna is a special kind of antenna that can transmit and receive wireless signals in both the 2.4GHz and 5GHz frequency ranges. Its purpose is to enhance the range and signal strength of a wireless network. This type of antenna can either radiate the signal in all directions (omni-directional) or focus it in a particular direction (directional). It can be equipped with either a tilt-and-swivel SMA connector or an RP-SMA connector and can come in a compact, flat design or a dipole antenna.

3DBI GSM/GPRS/3G PCB Antenna with IPEX Connector Enhance your APM Flight controller's capabilities with the addition of the NEO M8N GPS Module, enabling autonomous flights with precision. This state-of-the-art NEO M8N GPS Module, equipped with an onboard compass, is the latest advancement for the APM Flight controller. Experience remarkable accuracy of up to 0.6m (as opposed to the previous NEO 7M and 6M modules' 1.5m accuracy) under optimal conditions.The NEO-M8N configuration offers unparalleled performance and effortless integration of RF components. With the NEO form factor, transitioning from earlier NEO generations becomes a breeze. Its advanced RF architecture and interference suppression technology ensure optimal functionality even in environments hostile to GNSS signals. Combining robustness, versatility, and connectivity options, the future-proof NEO-M8N includes an internal Flash, facilitating simple firmware upgrades to support additional GNSS systems.Introducing the compact 3DBI GSM/GPRS/3G PCB Antenna featuring an IPEX13 Connector. This wireless device, in the form of a PCB/sticker antenna, serves as a vital component for signal reception and transmission, widely employed in telecommunication networks. The implementation of a PCB antenna significantly reduces the overall cost of the radio module.Operating within the frequency range of 900-1500 MHz, the 3DBI GSM/GPRS/3G PCB Antenna is designed to optimize GSM, GPRS, and 3G wireless communication. With a gain of 3dBi, this antenna boosts signal strength and extends the range of communication. Its compact size allows for easy integration onto a PCB board, enabling seamless incorporation into various devices. While specifically tailored for GSM, GPRS, and 3G communication, this antenna may also be suitable for other wireless communication protocols operating within the same frequency range.

3DR Radio Telemetry 433MHz 500mW(X6) This set of 3DR Radio Telemetry Module 433MHz 500mW allows you to establish a connection between a flight controller and a USB or UART-enabled device, such as a computer, laptop, or tablet with USB compatibility (OTG).The latest version 2 radios no longer require a separate Air/Ground module, as both transceivers can now use both UART or USB connections, and support both modes. This radio set not only allows you to view real-time data, such as live GPS position overlaid on a map, system voltage, heading, waypoint navigation, and even an artificial horizon, but also offers much more.By using an open-source MAVlink based ground station software, you can even fly your aircraft with a joystick via your computer and update settings in real-time. Alternatively, you can use it for your DIY projects that require a wireless Serial interface. This kit is cost-effective, has longer range, and offers superior performance. The system operates on the 433MHz band and provides a full-duplex link using HopeRF’s HM-TRP modules running custom, open-source firmware. Features MAVLink protocol framing status documents Frequency modulation and Spread Spectrum (FHSS) Self-adaption to time division multiplexing Support LBT and AFA Configurable duty cycle Built-in error correcting code(up to 25% data bit error) AT command configure data transmission RT command remote control data transmission Interchangeable air and ground 433MHz modules Micro-USB port 6-position Molex connector 250mW maximum output power (adjustable) SMA connector 2-way full-duplex communication through adaptive TDM UART interface Transparent serial link Open-source SIK firmware Configurable through *Mission Planner and *APM Planner Based on the HM-TRP wireless module, with Si1000 8051 microcontroller and Si4432 Package Includes: 2 x 433mHz Radio Telemetry 1 x 30cm Type C to Type C cable 1 x 30cm Micro USB to Type C cable 2 x Lead cable 2 x TX433-JK-11 Antenna Specifications: Frequency Range 433MHz Rated Power (W) 500mW Sensitivity (dBm) -124 Operating Voltage (VDC) 3 ~ 6 Max. Operating Current (mA) 500 Module Size (LxWxH) mm 54 x 260 x 12 Antenna Length (mm) 110 Weight (gm) 33

3DR Radio Telemetry 915 MHz This 3DR 915 MHz Radio Telemetry kit set allows you to connect a flight controller and a USB or UART-enabled device, such as a computer, laptop, or tablet with USB compatibility (OTG).The latest version 2 radios no longer require a separate Air/Ground module, as both transceivers can now use both UART or USB connections, and support both modes. This radio set not only allows you to view real-time data, such as live GPS position overlaid on a map, system voltage, heading, waypoint navigation, and even an artificial horizon, but also offers much more.By using an open-source MAVlink-based ground station software, you can even fly your aircraft with a joystick via your computer and update settings in real time. Alternatively, you can use it for your DIY projects that require a wireless Serial interface. This kit is cost-effective, has a longer range, and offers superior performance. The system operates on the 915 MHz band and provides a full-duplex link using HopeRF’s HM-TRP modules running custom, open-source firmware. Features MAVLink protocol framing status documents Frequency modulation and Spread Spectrum (FHSS) Self-adaption to time division multiplexing Support LBT and AFA Configurable duty cycle Built-in error correcting code(up to 25% data bit error) AT command configure data transmission RT command remote control data transmission Interchangeable air and ground 915 MHz modules Micro-USB port 6-position Molex connector SMA connector 2-way full-duplex communication through adaptive TDM UART interface Transparent serial link Open-source SIK firmware Configurable through *Mission Planner and *APM Planner Based on the HM-TRP wireless module, with Si1000 8051 microcontroller and Si4432 Package Includes: 2 x Radio Telemetry 915 MHz 1 x 30cm Type C to Type C cable 1 x 30cm Micro USB to Type C cable 2 x Lead cable 2 x TX433-JK-11 Antenna Specifications: Frequency Range 915 MHz Sensitivity (dBm) -124 Operating Voltage (VDC) 3 ~ 6 Max. Operating Current (mA) 500 Module Size (LxWxH) mm 54 x 260 x 12 Antenna Length (mm) 110 Weight (gm) 33

433 MHz RF Transceiver Module This RF Transceiver Module provides a complete RF transmitter and receiver module solution which can be used to transmit data at up to 3KHz from any standard CMOS/TTL source. The transmitter module is very simple to operate and offers low current consumption Data can be supplied directly from a microprocessor or encoding device, thus keeping the component count down and ensuring a low hardware cost. The RX – ASK is an ASK Hybrid receiver module. The RF Transmitter Receiver Module is an effective low-cost solution for using 433 MHz. The TX-ASK is an ASK hybrid transmitter module. TX-ASK is designed by the saw resonator, with an effective low cost, small size, and simple to use for designing. Video tutorial of 433 MHz RF Transceiver Module RF 433 MHz Transmitter and Receiver (With Demonstration)

4CH Remote Control Transmitter Receiver Circuit Are you looking to buy a 4CH Remote Control Transmitter Receiver Circuit for your DIY projects? Look no further! This compact and efficient circuit measures 3.5 x 7 cm and is the perfect solution for all your remote control needs. Whether you're working on an RC car, boat, or other toy models, this circuit ensures precise and reliable control. Operating on a 27MHz frequency, this transmitter and receiver circuit provides a range of up to 10 meters, making it ideal for hobbyists and enthusiasts. At its core, you'll find an 8-pin encoder chip for precise control. The transmitter board features four buttons for controlling different directions - left, right, back, and front movement. This circuit is designed for DC 3-4.5V working voltage, ensuring efficient and reliable performance. It's also compatible with small power motors, making it versatile for a wide range of applications. Now, here's the exciting part – you can buy the 4CH Remote Control Transmitter Receiver Circuit online at an exclusive discounted price of just Rs. 164 on Iotcart. That's a 28% savings! What's more, we offer free shipping within India, so you can get your hands on this fantastic circuit with no additional shipping costs. Don't miss out on this incredible offer. Secure your order now, and take your DIY projects to the next level with the 4CH Remote Control Transmitter Receiver Circuit. It's the perfect choice for precise and reliable remote control. Buy it online in India from Iotcart! Note: To improve the sensitivity of the rc transmitter and receiver, please give the motor with fire-fighting capacitor Wiring: (1) Transmitter board: red line V + wire the power supply positive, black line V - wire the power supply negative, ANT wire antenna

5V ESP8266 WiFi Relay Module The ESP8266 WiFi 5V 1 Channel Relay Module equips with the ESP8266 WiFi module and micro-controllers, through the mobile phone APP to the module to send serial instructions to achieve in the LAN within the relay for wireless control.  This intelligent esp relay module is independently designed and produced by IOTMCU studio. It is designed based on the ESP-01 / 01S WIFI module and can be used for DIY's own intelligent switch. It can provide APP and LUA source programs via mobile APP remote control. This esp module is ready to use, simple and convenient. Notable Features It has an onboard ESP8266 WIFI module, AP mode can be connected at the same time as 5 clients. The module has two ways to work:(i) mobile phone directly mounted on the WIFI module.(ii) mobile phone and WIFI module also carried on the router. Applications: DIY projects Industrial Automation. Home applications. Package Includes: 1 x 5V ESP8266 WiFi Relay Module. Specifications Operating voltage 5V (DC) Communication WIFI Load 10A/250VAC 10A/30VDC Dimensions  5 x 4 x 3cms  Weight  25 grams

6dBi 2.4GHz 5GHz Dual Band WiFi SMA Antenna +20cm U.fl-IPEX Cable The 6dBi 2.4GHz 5GHz Dual Band WiFi SMA Antenna is a specific kind of antenna that is utilized in wireless communication. It is engineered to function with RP-SMA connectors and is compatible with various devices such as WiFi routers, wireless network cards, USB adapters, and IP cameras. Key

76MHz-108MHz Wireless Stereo FM Radio Kit This DIY electronics kit is perfect for both electronics hobbyists and beginners. The Wireless Stereo FM Radio Receiver Module PCB DIY Electronic Kits 76MHz-108MHz Kit has been optimized for easy element arrangement and high success rates during manufacturing and installation. It has even been used in schools, so its performance is trusted.This RF kit is not just a simple welding assembly. It allows for hands-on adjustment of the coiled-coil and more fun than other simple assembly kits. The main advantage of using a headset is that it takes into account the noise in student classrooms. The FM radio program provides rich and good sound quality, making it possible to launch your own FM radio station.The kit includes an FM scan radio pocket computer using special blocks, including the RDA5807FP FM radio module, a 16-pin dual flat package, and a working voltage of 1.8-3.6V. The circuit includes an FM radio receiver from the antenna to the frequency discriminator output audio signals, with features like a search tuning circuit, a signal detection circuit, a mute circuit, and a compression frequency offset of the frequency-locked loop (FLL) circuit.The IF frequency of the circuit is designed to be 70KHZ, with peripheral circuits without an intermediate frequency transformer. The frequency is selected by an internal RC circuit IF filter to complete. The circuit also includes digital radio tuner buttons for electrical tuning (SEEK +, SEEK-) and volume control buttons (VO). Get started with electronics and DIY radio with this Electronic kit for beginners. Features Functional and high quality, Receives at 76MHz - 108MHz The perfect DIY and practice kit for hobbyist and electronic professionals An excellent tool to educate young pioneers. Applications DIY kit for building a wireless stereo FM radio receiver Can receive frequencies between 76MHz and 108MHz with stereo sound Easy to assemble, suitable for educational or DIY projects Once assembled, can be used to listen to FM radio stations Available for purchase on Amazon and other online retailers Package Includes: 1 x Wireless Stereo FM Radio Kit Specifications Model RDA5807FP frequency 76- 108 mhz Supply voltage 1.8-3.6V Dimensions  11 x 9 x 5cms Weight 100 grams