Metal Bluetooth Speaker Mini Portable Laptop Sound System Features: Colorful Breathing Night Light: Equipped with LED Colorful Breathing Night Light, it can change according to the scansion of music or user settings, adding a unique ambience to chamber. Whether camping indoors or outdoors at night, colorful breathing night lights can provide comfortable visual enjoyment, making the music experience more colorful. Payment voice broadcast: The speaker supports payment voice broadcast function, suitable for various small shops, stalls or markets and other scenarios. After the customer completes the payment through mobile payment, the speaker can broadcast the payment amount in real, making it convenient for the merchant to prove the payment status in real and improving transaction efficiency. Can be connected to a computer for use: Supports Bluetooth wireless connection, making it easy to pair with a computer and achieve wireless audio transmission. After connecting to the computer, the speaker can play music, movie sound, or game sound effects from the computer, providing users with a more stunning audio experience. At the same, the speaker can also be used as a computer speaker to meet the audio needs of users in office, study, or entertainment. Shocking Effect Loudspeaker: Adopting a large speaker design, combined with advanced audio technology and audio tuning, it can present a stunning effect. The is limpid and powerful, while the treble is clear and bright, providing users with a more full and three-dimensional sound quality experience. Whether listening to music, watching movies, or playing games, speakers can bring excellent sound performance. Large capacity lithium battery, strong staying power: The speaker is equipped with a large capacity 300mAh lithium battery, which can provide unimaginable strong staying power Product Description: Product Name: Bluetooth Audio System Colors: silve.r Material: ABS Horn size: 52mm/36 external magnetic Bluetooth distance: within 10 meters of accessibility Bluetooth version: 5.0 Output power: 3w Battery model: 502030 Battery capacity: 300M/AH Supported functions: Memory card/USB/FM/BT/AUX Product size: 6.9x6.9x5cm (2.72x2.72x1.97 inches) Packaging size: 7x7x5.2cm (2.75x2.75x2.05 inches) Gross weight: 132 grams (0.29 pounds) Package Contents: 1 * Bluetooth audio system 1 * Charging cable