Crystal 360 sound and bass. With the built-in 5W advanced driver, this portable speaker delivers crystal clear sound and enhanced bass. 2 alarm settings, it is not only a speaker but also an alarm clock, especially convenient for couples or roommates who have different schedules. Easy snooze feature allows extra rest to start a new day with a clearer mind after the alarm. Bluetooth 5.0 speaker. This portable alarm clock uses Bluetooth 5.0 technology with faster transmission speed and improved sound quality, delivering immersive audio and enhanced bass. Portable and rechargeable. Built-in 2000mAh lithium battery provides up to 18 hours of uninterrupted playback on a single charge. Suitable for indoor and outdoor use. Multifunction speaker. Features 7-color LED light, FM radio, auxiliary input jack, and TF card slot.