The AIYIMA 2Pcs 40MM Mini Audio Portable Speakers are a compact and versatile speaker solution for those who value sound quality and portability. The package includes two speakers, each with a diameter of 40mm, and a Bluetooth 5.0 decoder amp board for easy and convenient operation. The speakers are designed for full-range sound, with a frequency response of 150Hz to 20kHz and a sensitivity of 80dB/W. The speakers also feature a 4-ohm impedance and a rated power of 5W, making them suitable for a variety of applications.
The speakers are built with a combination of cone and a non-paper diaphragm material, which provides a durable and high-quality sound. The magnetic circuit is of a double magnetic type, which helps to produce a clear and powerful sound. The compact design and round shape of the speakers make them easy to carry and transport, making them ideal for outdoor activities and trips. The rubber side and NdFeB magnetic design also provides protection and durability, ensuring that the speakers will last for a long time.
The included Bluetooth 5.0 decoder amp board is a powerful addition to the speakers. The board is designed to work with a DC3.7 power supply, with a recommended range of 1-3A. It supports a variety of functions, including FM radio, AUX input, and infrared remote control. The board also has an LED digital screen that displays the full function status in real-time. The USB, TF, radio, and AUX functions are all automatically switchable, allowing you to easily switch between your desired inputs. The board also supports mp3, WAV, and WMA song decoding, and can play songs with a bit rate of 32-320kbps. Additionally, the board features a power-off memory function, which will remember the song and volume level before the power was turned off.
The PAM8403 Bluetooth 5.0 power amplifier board is also included in the package. This board is designed with a compact size of 45x42x25mm, making it easy to install and integrate with the speakers. The input voltage for the board is DC5V, and it has an output power of 5Wx2. The board supports two channels, with a gain of 4, and is equipped with the PAM8403 amplifier chip. The installation aperture for the board is 3mm, making it simple to install and use.
In conclusion, the AIYIMA 2Pcs 40MM Mini Audio Portable Speakers provide a powerful and versatile audio solution for those who value quality sound and portability. The compact design and full-range sound make these speakers ideal for a variety of applications, while the included Bluetooth 5.0 decoder amp board and PAM8403 power amplifier board make them easy to use and operate. Whether you're listening to music on the go, enjoying a movie at home, or attending an outdoor event, the AIYIMA speakers are the perfect audio solution for you.