Two-way speaker crossover with a division frequency of 3300 Hz. Works with 4 to 8 ohm speakers and offers up to 50 watts of power

Akyga AK-NB-08C is a one-meter cloverleaf power cable connecting the Schuko connector with the IEC C5 plug, suitable for powering laptops and monitors, made of durable, high-quality materials. Akyga AK-NB-08C

Gniazdo testowe dedykowane do układów w obudowie PLCC28 o rastrze 1,27 mm. Pozwala na wielokrotne wpinanie chipu bez ryzyka uszkodzenia wyprowadzeń. Waveshare PLCC-28-1.27-30

3-meter long HDMI 2.1 cable guarantees the highest image quality in Ultra HD 4K and 8K resolution and multi-channel sound. It offers bandwidth up to 48 Gb/s, supporting HDR, Dolby Vision and Deep Color. The reinforced braid makes it durable. Thanks to eARC technology, it transmits sound without loss, and Dynamic HDR and VRR functions improve the quality and smoothness of games. Perfect for movie lovers and gamers. Akyga AK-HD-30S

Ethernet Patchcord FTP Cat5 network cable, 305 m long, gray, with 2xRJ45 connectors

HDMI 2.1 cable made of high-quality materials ensures reliable transmission of audio-video signals with a bandwidth of 48 Gbit/s. It supports Ultra HD 4K at 120 Hz and 8K at 60 Hz, ensuring smoothness and quality. Compatibility with eARC and Dolby Vision technologies enables excellent sound and realistic images with a rich palette of colors. Perfect for movie lovers and gamers. Akyga AK-HD-15S

The Akyga AK-AD-31 network card adapter converts USB 3.0 to RJ45, enabling a fast network connection up to 1000 Mbps, ideal for laptops without a built-in network card or with a damaged LAN port, compatible with many operating systems. Akyga AK-AD-31

DC-DC Step-Down Converter Module AP63357 with 5V output voltage, 3.8 to 32V input voltage and 3.5A maximum output current. It has a very small board format, so it can be used in any project. SparkFun COM-21256

High-quality, aesthetically made USB 3.0 HUB with a built-in 10/100/1000Mbps network card. Akyga AK-AD-32

Cable with a length of 0.5 m is an HDMI cable of the 1.4 standard. Provides up to 4K image transmission and network functions, perfect for Smart TV and consoles. Akyga AK-HD-05A

W25Q128JV flash memory module with 128 Mbit (16 MB) capacity. It supports communication via SPI, Dual or Quad SPI interface. Waveshare W25QXX DataFlash Board

TFT 7" LCD display with touch panel. Equipped with RGB888 parallel interface for image display and I2C for touch panel operation. Waveshare 7inch Capacitive Touch LCD (F)

This module provides precise, galvanically isolated current measurement within a range of ±30 A and voltage up to 480 VRMS, providing RMS, instantaneous, and active, reactive, and apparent power readings. Equipped with an I²C interface, 4-pin JST SH connectors, and 2.54 mm pins, it allows for easy integration with Qwiic, STEMMA QT, and standard microcontrollers. Configuration stored in EEPROM allows for defining address and overload thresholds. The sensor offers three voltage measurement ranges (120 V - default, 240 V, 480 V RMS) and the ability to detect overvoltages. Built-in protection and low conduction resistance ensure safe and accurate measurements. The version comes with soldered screw terminals and a 240 Vrms jumper. Pololu 5412

This energy-efficient black-and-white e-Paper display with a resolution of 1360 x 480 pixels provides a clear image even in direct sunlight. With a wide viewing angle of over 170° and zero power consumption in idle mode, it\'s ideal for applications requiring constant information display. It supports the SPI interface and is compatible with Raspberry Pi, Arduino, STM32, and ESP32. Waveshare 10.85-inch e-Paper

The 15 m long Akyga AK-HD-150A cable enables image transmission in Full HD and 4K quality, as well as integration with network functions thanks to the High Speed with Ethernet (1.4) standard. It is ideal for connecting Smart TVs and game consoles. Akyga AK-HD-150A

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. SparkFun SEN-20171

A low-power development platform designed for creating LoRa-based tracking devices. It combines the Nordic nRF52840 chip with the Semtech LR1110 module, offering wide range, low power consumption, and compatibility with Meshtastic software. The board supports over 300 Seeed Grove sensors and has built-in environmental sensors and an accelerometer for expanded monitoring capabilities. Seeed Studio 114993370

The Lanberg DSP1-0105 5-port Fast Ethernet switch allows for easy network expansion in home and office environments, with no configuration required. Its compact size, quiet operation, and support for key networking features make it suitable for SOHO and SMB environments. Lanberg DSP1-0105

The 25-meter RG6U CCS coaxial cable features a 1 mm copper-coated steel core and a shield composed of 48 aluminum wires and aluminum foil, providing effective protection against electromagnetic interference. With a 75 Ω impedance and an outer diameter of 6.8 mm, it is ideal for television and satellite installations.

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-K6