Class D stereo sound amplifier based on the Texas Instruments TPA2016D2 circuit. It can work with 4 Ω speakers with power up to 2.8 W or 8 Ω with power up to 1.7 W in stereo mode. SparkFun DEV-20690

Ultra compact high performance e-compass, 3D accelerometer and 3D magnetometer module, STM, LGA14, RoHS

Module with a PIR motion sensor. It allows you to detect movement at a distance of up to 8 meters with a viewing angle of 60°. DFRobot SEN0522

This 3-port HDMI splitter with manual switching allows easy connection of multiple devices to a single HDMI input, supporting up to Full HD 1080p with no need for external power

1 MP monochrome camera module with OV9281 sensor working with Raspberry Pi. Equipped with shutter and IR filter. Waveshare OV9281-160 Camera

PNP general purpose transistors, TO92, NXP, RoHS

The K-07 USB Wi-Fi network adapter with two external antennas enables fast connection to a wireless network using dual-band standards. It supports high transmission speeds, making it suitable for media streaming, online work, and network gaming. Stable connectivity, compact size, and easy installation make it a versatile solution for Windows-based computers.

Controller with 5 m RGB LED strip (10 LEDs per meter). The LEDs are mounted on a flexible white PCB. Communication is via the Grove interface. Seeed Studio 104020005

Module with the SLA-05VDC-SL-C relay with a maximum load of 30 A. The board is equipped with a Grove connector and is controlled by a digital signal. Seeed Studio 103020012

Module with DHT20 sensor. It allows you to measure humidity in the range from 0 to 100% and temperature from -40 to 80 ℃. Seeed Studio 101020932

USB-C to 3.5 mm Jack Adapter with DAC Converter is a practical solution for smartphone users without a traditional audio output. It provides high sound quality, full microphone functionality, and seamless Plug & Play operation. Ideal for everyday music listening, watching movies, or making voice calls.

The USB-C to 3.5 mm mini jack adapter allows you to connect traditional headphones to devices without an audio port, delivering high-quality sound thanks to the built-in DAC converter. Made from durable materials, it is flexible and resistant to damage, making it perfect for everyday use.

Module with a 3-axis ADXL345 accelerometer with a configurable measuring range of ±2/±4/±8/±16 g. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020054

The NFC module kit based on the ST25R3911B chip and the STM32F103RBT6 microcontroller enables wireless transfer of graphics from a microSD card to Waveshare e-Paper displays with NFC. Equipped with a 1.3" OLED display, a CP2102 USB-UART converter, 1 Mbit SRAM memory and user interfaces, it supports rapid prototyping of NFC applications and wireless communication systems. Waveshare 17623