Mini Colorful LED Light Bluetooth Portable Speaker Supports USB and TF card  Description: Compact and Powerful. Super-portable Bluetooth speaker with incredible sound quality. A 3W audio driver ensures you get crystal-clear sound and powerful bass from a speaker you can take anywhere. Advanced Bluetooth Technology - Bluetooth 3.0 seamlessly connects to any Bluetooth device. Unstoppable Music - provided with USB and TF card, so even if your phone stops, your music keeps going. Mini speaker: Up to 5 hours of continuous playtime, longer than the similar-sized speakers, you can listen for longer.
Features:
Support Bluetooth, SD card (maximum support 16GB), hands-free function. Bluetooth maximum transmission distance of 10 meters, for desktop computers, notebook computers, mobile phones, tablets and more.
Excellent sound quality, 360 ° stereo surround sound; via Bluetooth connection, you can easily communicate with friends on the phone; Built-in lithium battery for easy travel and party use.
Slide to the left or right for playback adjustment (previous or next); Long press slide left and right for volume adjustment (volume up or volume down); USB cable can be used to charge the speaker (included).SD card jack can automatically decode MP3 and other popular music formats. 
If you use the phone Bluetooth connection, the iPhone can view the remaining power (Android phone does not support view the remaining power function); compact mini, easy to carry, easy to use.
Excellent home theater and screen viewing using the speakers, stunning stereo effect, perfect sound quality,perfect viewing experience.  Specifications Power rating: 3wTransducer Size: 50mm in diameter Frequency response: 280HZ-16KHZSignal to Noise: > = 95dBDistortion: < = 0.5%Bluetooth range: up to 10m.Working Time: 5 hours.Battery Capacity: 520mAhBattery Charging Voltage: DC 5VBattery Charge Time: 2 hours.Net Weight: 4ozSize: 60mm x 60mm x 50mmColor: Green Shipping We ship within 24 hours Monday thru SaturdayShips by First Class with tracking Need it faster? Upgrade to Priority Mail 2 Day for only $7.99 Return Policy Returns for any reason within 30 days, Buyer pays return shipping Feedback We would appreciate your positive feedback. Negative feedback does NOT solve problems. Good communication DOES. Before leaving negative feedback or opening a case, please contact us.We respond promptly to all questions and GUARANTEE to make any situation rightPackage Includes: 1x Bluetooth Speaker1x USB Charging Cable