Description: V5.0 Hi-Fi speaker: Compatible with all devices, also supports 0-32GTF card. Computer companion, support USB sound card, automatically unlock common audio formats. Versatile and practical design: speaker,digital alarm clock ,FM radio, elegant digital double alarm clock, one machine and three use, easy to use, easy to view. Long standby, built-in 1000mHA large capacity lithium battery, long-lasting, battery life up to 40h, talk time up to 9h, maximum volume for 4 hours, let you enjoy your music time Added time display function: time display function Large screen LED, time and content at a glance. Brightness adjustment is just right. PC mirror light panel, clock display, powerful, FM auto-frequency modulation, you can know the world information at home. High-quality sound: 360 degree subwoofer effect, energy bursting, auditory feast, double speakers on the back, enjoy the most perfect sound quality, reappear the feeling of the song itself, light and portable, where to bring it, where you can enjoy it anytime, anywhere Music time. The best choice as a surprise gift:The cute look, cool dragon and cute cat design, amazing features and elegant appearance make it the perfect gift for your kids, parents, friends or lovers. Specification: Connection method: connection Interface type: USB Battery capacity: 1000mah Frequency response range: 50HZ-20KHZ Output power: 3W Signal to noise ratio: ≥70db Power supply mode: built-in lithium battery Channel: 2 Play time: 4 hours Expansion storage: 32GB protocol: 5.0 Number of speakers: 1 Size:3.94x3.39x1.77 inch Package Includes: 1 x speaker 1 x USB cable 1 x Manual