Alpatronix AX310 Ultra Portable Mini Wireless Bluetooth Speaker. Lightweight, compact & designed for the avid music listener. FULL SOUND everywhere you go - Can easily fill up a room with sound and works great on the go. Enjoy clear audio sound in your bedroom, dorm, hotel, kitchen, shower (not waterproof), office, beach, bonfires, parties, bbq, camping or in your backyard. ENHANCED BASS miniature size - Incredibly small and portable, never comprising quality sound and features a passive subwoofer for deeper bass. QUICK RECHARGE - countless hours of music.