Product information: Color :blue Size: 200*64*40mm Material: ABS plastic | + Iron Net + Silicone Pad Net Weight: 276g Connection Method: Bluetooth Connection Frequency Response Range: 100Hz - 20KHz Extended Memory: 32GB Effective Distance: 10 Meters Interface Type: USB Playing Time: 6 Hours Packing List: 1 * Speaker, 1 * Charging Cable High quality crystal clear tong : Pronounced distinct mids and highs from our dual precision acoustic drivers deliver superb stereo tong and enhanced bass from our proprietary passive bass cooler design Louder volume and more bass: The small speaker could have 30% louder volume and richer bass than offer other sellers. The crystal clear deep bass 3W+3W HD speaker suits for active outdoor and indoor use: fill room tong, perfect for home, living room, kitchen, bathroom, car, parties; Streaming Music or Internet Radio Services Ultra Portable: Under 10 ounces, the Portable Bluetooth Speaker Size: 200*64*40mm. Suppot TF Card/U Disk to read and save music files, you carry the multimedia library. Built-in FM radio. Perfect for travel and hiking, super lightweight and easy to fit in backpack to place luggage