AV to HDMI converter

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

The Step-Up / Step-Down S18V20F12 inverter module gives the output voltage of 12V with a wide input voltage range of 3 ... 30V and a maximum output current of 2A. Polol 2577

The protection circuit for one Li-Ion cell with a voltage of 3.2 V. It has the function of charging, discharging and over-discharge protection. The module can work with a current of up to 12 A

Audio player and recorder with built-in VS1003 codec, 3.5 mm jack audio output and a microphone

DC-DC Step-Up/Step-Down Converter Module. It has an input voltage of 1.4 to 16 V, an output voltage of 9 V and a maximum output current to 1 A. Pololu 4968

Module with the OPTIGA TRUST M SLS32AIA cryptographic chip. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4351

A cable with a built-in converter that increases the voltage from the USB connector to 9 V. It is equipped with a DC Jack 2.1 x 5.5 mm plug

Pololu High-Power Motor Driver 36v15

This module enables the Feather series range to be expanded with 8 12-bit PWM outputs that can be used, for example, to control servos or LED diodes. Adafruit 2928

DC-DC step-down converter module 12V 12A used to convert energy from 15-24V input voltage to stable 12V, providing up to 12A current. Thanks to high conversion efficiency (over 90%) and low ripple (<50mV), it is ideal for powering sensitive devices in applications such as robotics, drones or LED lighting systems. Additionally, built-in overheating and short-circuit protection mechanisms ensure reliable operation even in difficult conditions. DFRobot DFR1208

Pololu Simple High-Power Motor Controller 24v12 (Fully Assembled)

USB-UART TTL converter based on the CH343G chip. Equipped with a number of security features ensuring stable and safe communication. Waveshare CH343 USB UART Board (mini)

Class D stereo digital audio amplifier module PAM8403. The system allows you to connect two speakers with an impedance from 4 to 8 Ω and a power of 3 W

This is a basic breakout board for the FTDI FT232RL USB to serial IC. The pinout of this board matches the FTDI cable to work with official Arduino and cloned 5V Arduino boards. It can also be used for general serial applications. DEV-09716

A4990 Dual Motor Driver Carrier

Step-Down converter D36V50F5 with an output voltage of 5 V, an input voltage from 5.5 to 50 V and a maximum output current of 8 A. Pololu 4091