Speakers - Universal - Wireless Bluetooth speaker mini LED multi-function stereo Bluetooth Highlights Universal Wireless Bluetooth speaker mini LED multi-function stereo Bluetooth Wireless Bluetooth speaker mini LED multi-function stereo Bluetooth The product is shipped based on the color or size of the main product page image. 1. Multiple Way Connection - Mini Bluetooth Speaker Support Bluetooth, SD/TF Card Insert and USB/AUX Input Playing.2. Hand Free Function - Built in mic, the wireless speakerphone allows you to answer, reject and end calls without holding your smartphone.3. Superficial sound quality - Mini speaker offers high performance drivers and bass (larger 45mm).Just enjoy the wonderful music wherever you are.4. Guardian Design - Portable design, small size just fits the palm of your hand. FM function and modest LED, both are exclusive. Large capacity battery, speaker works up to 4 hours. We provide a 30-day 30-day money-back guarantee.