It is a portable Bluetooth speaker, known for its excellent sound quality and versatility. Equipped with two 50mm speaker units. Support Bluetooth 4.1 connection, can be paired with multiple devices wirelessly. Design focus on outdoor use, with IPX7 level of waterproof function, can be soaked in water for a short time. Its sturdy shell and durable fabric enable it to be used in a variety of environments. The built-in 6000mAh battery not only supports up to 20 hours of playback time, but can also be used as a power bank to charge other devices. Suitable for family use, it is also very suitable for outdoor activities and parties.

It is a kind of speaker specially designed for stage performance. Usually in a wedge-shaped design, it is placed at the front of the stage, facing the performer. It allows the sound to be transmitted directly to the performer's ear, helping them to better hear their own voice and the performance of other musicians, thereby maintaining pitch, rhythm and synchronization with the band. The main function is to provide performers with a clear listening effect so that they can play confidently when performing. It is usually composed of two or more sound paths to ensure the clarity and dynamics of the sound. It also has a good feedback suppression ability and can work stably at high volume. It plays a key role in improving the overall performance effect.

SoundLink MicroBose is a portable Bluetooth speaker launched by Bose Corporation. Despite being small and lightweight, it provides excellent sound quality and powerful volume. Featuring exquisite design, made of durable materials, and possessing waterproof and dustproof properties, it is suitable for outdoor and adventure activities. The speaker is equipped with high-performance drivers and patented Bose acoustic technology to ensure high-quality audio performance. Using Bluetooth wireless connection, it can be paired with smartphones, tablets, or other Bluetooth devices. It is also equipped with a built-in microphone, supporting hands-free phone calls and voice assistants.