USR-SF1005 is a 5-port unmanaged Ethernet switch supporting 10/100 Mbps speed, ideal for reliable data transmission in small office and home networks. With store-and-forward technology and metal housing, it provides optimal data flow, protection against electromagnetic interference and simple plug-and-play installation

UART - Ethernet converter enabling two-way communication between devices equipped with UART TTL ports and the Ethernet network. It is visible in the system as a virtual COM port and configured via the website. USR-K7

A LoRa wireless communication module dedicated to long-distance data transfer. It operates in the 433 MHz frequency band and is equipped with a USB interface. Waveshare USB-TO-LoRa-LF

WiFiBee-MT7681 is an XBee module based on the MT7681 Wi-Fi module. WiFiBee supports standard IEEE802.11b / g / ni protocols. Can be used as a remote programmer for Arduino tiles. It is powered by 3.3 V. DFRobot TEL0107

P-NUCLEO-WB55

The USR-SF1008 is an 8-port, 10/100 Mbps unmanaged Ethernet switch that is ideal for home and office networks. With store-and-forward technology and a metal casing, it provides reliable data flow, protection against electromagnetic interference, and easy plug-and-play installation.

IoT development kit with STM32WLE5JC chip that connects microcontroller with ARM Cortex-M4 core and LoRa SX126X module. It has all the pins of the LoRa-E5 module, I2C, SPI, UART, RS485 interfaces and an external antenna. Seeed Studio 113990934

GMS/GPRS 2G module operating in a wide frequency range of 850/900/1800/1900 MHz. It supports numerous protocols, including TCP, UDP, PPP, FTP, HTTP, SMTP, NITZ, PING, NTP, SSL, MQTT. Based on the latest MTK chipset, it is optimized for low-power IoT applications. Quectel M95FB

A GFSK transceiver operating in the ISM 2400 ... 2483.5 MHz frequency range. Powered by a voltage of 1.9 ... 3.6 V, the pins are goldpin connectors. It has a built-in PCB antenna. HOPE MICROELECTRONICS RFM75-S

Compact module for program-free data transmission from sensors to IoT platforms, designed to work with Gravity: Science Data Acquisition (SCI DAQ). With 2.4GHz operation, support for various power sources and auto-reconnection function, the module provides stability and reliability in smart classrooms, environmental monitoring, agriculture and automation. DFRobot TEL0180

Long-range Sub-GHz wireless RF transmitter and receiver module, capable of operating in the 433 MHz frequency band. The integrated architecture allows the use of a minimum number of external components while maintaining maximum design flexibility. Hoperf RFM69HW-433S

A module with a 433 MHz radio transmitter for the M5Stack sets. Based on the SYN115 chip, it has a built-in PCB antenna. M5Stack U114

Handheld RFID card reader enabling card duplication. It allows you to read data from one card and write it to the other

LoRa radio module with 433 MHz operating frequency. Communication takes place via the SPI serial interface. It is supplied with the voltage of 3.3 V

A communication module based on the Raspberry Pi RP2040 microcontroller, designed for data transmission in the 868 MHz band. It supports point-to-point LoRa and LoRaWAN operation, offering long range and low power consumption. The board is equipped with six Crowtail interfaces, an integrated battery charging circuit, and the ability to be powered by a solar panel. Compatibility with the Arduino IDE and MicroPython makes it an ideal platform for building IoT nodes, weather stations, and environmental monitoring systems. Elecrow RA-08H LoRaWan Node

Transceiver module based on LoRa modulation technique. It operates in the ISM 868/915MHz band, offering extremely low reception sensitivity of -136dBm and increased output power of +30dBm. Hoperf RFM95PW-868S2

The BLE 4.0 Bluetooth module with CC2540 allows for transmission in both Slave and Master modes. It has an integrated PCB antenna and an extensive security system. modCC2540

The USR-ISG005 is a compact, reliable plug-and-play industrial switch, ideal for use in demanding environments. With its durable construction, wide operating temperature range, and redundant power supply, the switch ensures stable and uninterrupted communication in harsh industrial conditions.

Programmable miniature Ethernet module, Tibbo Technology EM500-01

Adhesive mounting clip designed for SenseCAP T1000-E and Wio Tracker L1 Pro. Enables quick, tool-free attachment of the tracker to clothing or gear. Seeed Studio 100009547