Wireless keyboard dedicated to 7-inch tablets. It guarantees a fast and stable connection with compatible devices up to 10 meters. Charging takes place via the USB port, and the 160 mA battery provides up to 55 hours of uninterrupted operation

The Kruger & Matz HDMI / HDMI (AA) cable is used to transfer video and audio. Allows you to connect DVD and Blu-Ray players to a TV or monitor. KM0329

Step-Up/Step-Down DC-DC converter module. It has an input voltage of 2.8 to 22 V, an output voltage of 6 V and a maximum output of 2.5 A to 3.5 A. Pololu 4981

Step-Up/Step-Down DC-DC converter module. It has an input voltage of 2.8 to 22 V, an output voltage of 7.5 V and a maximum output of 2.5 A to 3.5 A. Pololu 4982

Step-Up/Step-Down DC-DC converter module. It has an input voltage of 2.8 to 22 V, an output voltage of 9 V and a maximum output of 2.5 A to 3.5 A. Pololu 4983

Board with a temperature sensor DS18B20 designed for modules ESP8266, ESP-01 and ESP-01S

A single-channel DC motor controller with an I2C interface. It is powered from 1.8 V to 22 V and can deliver up to 1.8 A of current. Board with connectors for assembly. Pololu 5075

COM-13247

BASIC-programmable Ethernet Module, Tibbo

A two-channel DC motor controller with a I2C interface. It is powered from 1.8 V to 22 V and can deliver up to 1.6 A per motor. Board with connectors for assembly. Pololu 5079

A two-channel DC motor controller with a UART TTL interface. It is powered from 1.8 V to 22 V and can deliver up to 1.6 A per motor. Board with connectors for assembly. Pololu 5081

Module with class D mono audio amplifier designed for QT Py and Xiao boards. It is based on the MAX98357 system and can work with a loudspeaker from 4 to 8 Ω with a power of up to 3 W. It communicates via the I2S interface. Adafruit 5770

4-channel switch module with a maximum voltage of 16 V and a current of 2 A based on a MOSFET transistor. It is controlled by digital inputs. It is equipped with a screw connection and status LEDs. Adafruit 5757

The 1.27 "OLED display module (128x96 pixels), 16-bit color, SSD1351 driver with SPI interface. The module is equipped with a micro-SD card slot. Compatible with 3.3V and 5V systems. Adafruit 1673

Module with digital barometer BMP581. It enables pressure measurement in the range from 300 to 1250 hPa with an accuracy of ± 5 Pa and communicates via I2C or SPI. SparkFun SEN-20170

Module with 3-axis accelerometer and ISM330DHCX gyroscope. Equipped with a Qwiic connector, it communicates via the I2C or SPI interface. SparkFun SEN-19764

Shielded FTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCF6-10CC-1000-G

Adafruit 2267 - Bluefruit LE Friend - Bluetooth Low Energy (BLE 4.0) - nRF51822

Audio amplifier with three output channels. It can be powered with the voltage from 12 to 24 V and has two outputs with a power of 50 W (left and right) and one with a power of 100 W (bass). Equipped with Bluetooth 5.0 communication