LTK5128 5W mono audio amplifier module

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

Zeenko ZK09-UM is a compact low-noise RF amplifier operating in the 100 kHz to 10 GHz band, powered via USB-C and equipped with on-chip bias technology. It provides high linearity, stable gain, and a wide operating bandwidth, serving as an alternative to popular microwave amplifiers in laboratory and measurement applications.

Microphone preamplifier based on the NE5532 chip. Powered with DC voltage from 9 V to 24 V or AC in the range from 8 V to 16 V

Class A audio amplifier with one channel, 25 W. Built on the popular design of J. Hood from 1969. The set includes 2 pieces

The TPA3116DA 150W XH-M544 audio amplifier module is a compact device with a wide input voltage range (12-26V) and output power up to 150W (100W recommended), ensuring clear sound with a signal-to-noise ratio of 100dB. The small size (77 x 73 x 19mm) makes it an ideal choice for a variety of audio projects.

Module dedicated to the audio preamplifier with DIP8 socket for NE5532, OPA2134, OPA2604 or AD826 chips

Class D digital audio amplifier. It has two channels with a power of 160 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage from 15 to 36 V.

The 2x40W Bluetooth amplifier module XY-P40W is a versatile audio amplifier with a wide voltage range and Bluetooth 5.0 compatibility, enabling wireless audio transmission at a distance of up to 15 meters. It has protective mechanisms that make it not only a powerful but also a safe tool for designing your own audio devices.

The Class D digital audio amplifier module has two channels with a power of 15 W and can work with speakers from 4 to 8 Ω. Powered with the voltage ranging from 8 to 26 V. Bluetooth communication

Stereo audio amplifier with Bluetooth communication. It can be powered with the voltage from 8 to 26 V and has two outputs with a power of 50 W. The set includes a remote control

Class D digital audio amplifier with Bluetooth 5.0 module. It has two channels with a power of 50 W and can work with speakers from 4 to 8 Ω. It is powered with the voltage ranging from 9 to 24 V

Stereo audio amplifier with Bluetooth 5.0 communication. It can be powered with the voltage from 9 to 24 V and has two outputs with a power of 50 W. Assembly kit. ZK-502C

The preamplifier module with the NE5532 chip offers high sound quality in a compact form with dimensions of 96 x 39 mm. Powered by DC 12-24V, it is perfect for everyone who looking for a solid and reliable solution at an affordable price

The module with a digital stereo audio amplifier is equipped with Bluetooth communication. The system allows you to connect two speakers with an impedance of 6 Ω or 8 Ω with a power of 6 W per channel

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