Features 1、POWERFUL BASS: Bluetooth speaker with built in subwoofer provides an immersive sound experience. The sound is loud and clear. 2、MULTIFUNCTIONAL DESIGN: This speaker supports plug in card, U disk, wireless Bluetooth and other playback methods to meet different needs. 3、WITH COLORFUL LIGHTS: Wireless speaker is designed with colorful lights that synchronize with the music to create a cool ambience. 4、RADIO FUNCTION: The bluetooth speaker also has a radio function, you can listen to FM radio programs at any time, bringing you more fun. 5、HOLIDAY GIFT: Subwoofer speaker, can be used as various scenes and holiday gifts to share with your family or friends. Specification Item Type: BT Speaker Material: Plastic Product Size: Approx. 19 x 10 x 10cm / 7.5 x 3.9 x 3.9in Color: Black Product Battery: Lithium Battery (1200mAh) (With Built in Battery) Package List 1 x BT Speaker 1 x Charging Cable 1 x Sound Cable 1 x Manual