The ISM radio module in the DIP housing. It operates on the 868 MHz frequency. The module complies with FCC, ETSI regulations. HOPE MICROELECTRONICS RFM12B-868DP

Gravity: UART MP3 Voice Module is an MP3 sound player module with a built-in 8 MB memory. It is powered by 3.3-5V and controlled by the UART interface. DFRobot DFR0534

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

The USR-IO0440 is an additional input/output module specifically designed to work with USR-M100 and USR-M300 modules. This module allows the system to be expanded with additional analog and digital ports, providing even greater flexibility in managing and controlling devices in industrial applications. With its robust construction and ease of integration, the USR-IO0440 is an excellent complement to the USR-M100 and USR-M300 gateways, enhancing their monitoring and control capabilities. USR-IO0440 

An efficient step-down converter that steps down the input voltage from as low as 45 V to a regulated output voltage range of 1.4 to 7 V, offering high efficiency and a maximum continuous current of 3.8 A. It has built-in reverse polarity, overload and short circuit protection, and the spread spectrum function reduces EMI interference. Pololu 4853

IPS 3.5" LCD display with touch screen. The display is equipped with a DPI interface for image display and I2C interface for a touch panel. Resolution 640x480 pixels. Waveshare 3.5inch DPI LCD

Touch keyboard module with 8 buttons based on the TTP226 chip. It is equipped with a connector with derived signals and LEDs that indicate the state of each button

The GP2Y0A60SZ offers a wide detection range of 4″ to 60″ (10cm to 150cm) and a high update rate of 60Hz. The distance is indicated by analog voltage - only a single analog input is required to interface with the module. Pololu 2476

Color Sensor, complete color detector

TDA7266 stereo digital audio amplifier module. The system allows you to connect two speakers with an impedance of 4 to 8 Ω and a power of 7 W

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0750-B

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0750-R

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0750-G

The Sunon EE60251S1-1000U-999 12 V DC fan provides quiet and efficient cooling in a compact 60 mm format. With sleeve bearings, a brushless motor, and compliance with fire safety standards, it is ideal for consumer electronics and environments requiring enhanced fire resistance.

8" IPS LCD display with touch panel dedicated to Raspberry Pi and NVIDIA Jetson minicomputers. Equipped with HDMI interface for displaying the image and USB for the touch panel. It has a resolution of 768x1024 pixels. Waveshare 8inch 768x1024 LCD

A module with a 1.83" IPS color LCD display with a resolution of 240x280 pixels. It has rounded corners and uses the NV3030B controller (SPI interface). Waveshare 1.83inch LCD Module