Our speaker packs a punch with a 4ohm 3w speaker, delivering high-quality sound and robust bass for an immersive audio experience on the go. No apps or waiting required! Simply plug this in-line speaker into any device with a 3.5mm AUX audio interface, such as mobile phones, tablets, MP3 players, or laptops, and enjoy instant audio playback without draining your device's battery. Ideal for all ages, including kids, the elderly, and the hearing impaired, this speaker offers easy operation and quick charging through the micro USB port only 45 minutes to full charge for extended listening session. With a signal-to-noise ratio >80db and maximum volume up to 4 times louder, this speaker ensures crystal-clear sound quality across various media types, making it a perfect companion for music lovers and movie enthusiasts alike. Whether it's a New Year's celebration or a birthday surprise for your loved ones, this speaker makes an excellent gift choice that combines practicality with style, offering a memorable audio experience for friends and family. Item Name: Portable Speaker Material: ABS Battery Capacity: 300mAh Power Supply: 5V Charging Time: 2 Hours Signal-to-noise Ratio: 85dB Interface: 3.5mm AUX Interface Features: Mini Size, Practical, Easy to Connect Size Details: L: 4.1cm/1.61", W: 4.1cm/1.61", H: 3.4cm/1.34" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Portable Speaker