Audio player with HiFi amplifier in aluminum housing. It allows you to play files from USB memory, SD card, via the audio connector and Bluetooth. It has a built-in FM receiver

Module with 7 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4347

Module with 13 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4413

Module with 13 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4313

Module with 13 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4353

The expansion module (shield) is designed for Arduino boards. It enables easy connection of 16x32 and 32x32 matrix displays. Requires self-assembly. Adafruit 2601

Module with digital barometer BMP390. It enables pressure measurement from 300 to 1250 hPa and temperature from -40℃ to 85℃. Communicates via I2C or SPI. Adafruit 4816

Module with a precise real time clock (RTC) DS3231. It has an integrated crystal resonator and communicates via the I2C interface. Adafruit 5188

Micsig MS-A-004 IC pliers are designed for safe and precise connection to integrated circuit leads during measurements and tests. Made of durable materials and ergonomically designed, they provide a secure grip and minimize the risk of damaging components, making them an indispensable tool in laboratories and workshops

The UBIQUITI UniFi Cloud Gateway Ultra combines the functions of a UniFi network controller, firewall and SD-WAN in a compact housing, offering advanced security and management mechanisms. Supports over 30 devices and 300 users. The quad-core ARM processor and built-in LCD display enable smooth operation and monitoring of operating parameters. The device is designed for modern network installations requiring high performance, easy expansion and full integration with the UniFi ecosystem.

Kinetis L Series Cortex-M0+, 32bit MCU, 16kB Flash, LQFP48, Freescale, RoHS

A module with a temperature and humidity sensor based on the AHT20 system. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4566

Module with BME680 for measuring the concentration of VOC, pressure, temperature and humidity. Equipped with a STEMMA QT connector, it communicates via I2C or SPI. Adafruit 3660

4-pin speaker socket with two banana connectors. Rectangular, dimensions 92 x 80 mm

Module with a 3-axis magnetic field sensor LIS3MDL. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4479

8-bit AVR MCU, 2K Flash, 128B SRAM, 128B EEPORM, 1 UART, DIP20, Atmel, RoHS

Module with MLX90640 thermal imaging camera with a matrix of 32x24 fields and a viewing angle of 55°. The board is equipped with a STEMMA QT connector and communicates via the I2C interface. Adafruit 4407

Module with a 1.5" black and white OLED display with a resolution of 128x128. Offers 16 gray levels and communicates via the I2C or SPI interface. Adafruit 4741

Module with 4-channel 12-bit DAC MCP4728 converter with built-in EEPROM memory. Equipped with a STEMMA QT connector, it communicates using the I2C bus. Adafruit 4470