Portable Bluetooth Speaker by Gaosa, Superb Stereo Sound Quality, Enhanced Bass, Long Range Wireless Speaker, Lightweight, Wide Compatibility, Colorful LED Light Design, Micro SD Card Slot ORIGINAL&FUN STYLE: If you want your wireless speaker to stand out from the rest, Gaosa has the right choice for you. With LED lights of blue, red and green blinking to the rhythm of the music, simulating an equalizer, your portable speaker will also be a fun decoration for your room. USER-FRIENDLY DESIGN: The ultra-compact size and the soft touch rubber design, you can carry it everywhere with music for outdoor activities on sandy beach,on camping,or taking a walk. TOTAL COMPATIBILITY: You can pair the Gaosa speaker fast and easily with almost any smartphone, laptop, tablet or MP3/MP4 device that is Bluetooth enabled. Access your music files wirelessly from a distance as far as 30 ft. and enjoy crystal clear sound anywhere. LONG LASTING BATTERY: With a built-in, rechargeable battery of 1800mAh capacity you can enjoy continuous music for almost 5 hours. Charge it once and take it outside while you commute, at a picnic or to a friends house and you wont have to worry about the battery running out. CUSTOMER SATISFACTION: We aim to keep our customers satisfied, so you can go ahead and buy with no risk involved. In the unlikely case you notice a defect within 90 days, please return the product and we will swiftly replace it, free of charge. 1 Bluetooth wireless speaker 1 USB audio cable (47cm length) 1 Instruction manual Weight: 195g Dimensions: 4.06 x 2.83 x 2.83 Model: MY-500BT Speaker Type: Subwoofer Formats supported: MP3, WMA Battery capacity: 1800mAh microSD capacity supported: 8GB