new Bluetooth Speaker with Rechargeable Battery. It is compatible with laptops, MP3/4 devices, TF/USB Flash Drive, or any audio device that is Bluetooth compatible or has a 3.5mm jack input. With the Bluetooth, it sends good interference-free performance, high data rate, high quality and efficiency. Did we mention it comes with a Built-In Microphone The Microphone will allow you to make and receive Hands-free calls and listen to the other person loud through the speaker. If you are playing your music and a call comes in, the music will stop and you will hear your phone ring and will continue playing after your call has ended. Why you choose it: cool-designed and convenient high acoustic quality long performing time environmental-friendly power source, with rechargeable battery or connects with USB wide compatibile to all bluetooth devices or even desk computor via jack input hand free, no need to pick up your phone in hurry Feature: This model of speaker supports any mobile device comes with Bluetooth function such as IPHONE,i-pad, Samsung Galaxy/Note/tablet etc. Modal voice,to restore a more authentic sound The intelligent voice prompt,simple operation You can plug this speaker to any AUX (speaker) port such as laptop/computer and work as wired speaker without bluetooth function. The sound quality is the same! This is the latest model, high performance All in One wireless/Bluetooth speaker. The speaker comes with internal mic, so it makes you hands free while you are calling. The bluetooth performace is very good and easy to connect. The latest driver model provide very reliable and solid connection between devices. Support phone/laptop/Tablet PC /any bluetooth device Support TF Card music play (not include TF card in the packing) Expanded Bxs (Bass Xpansion System) drives a fuller, richer low-end response 2 larger 40mm driver delivers precise high for superb sound. Specification: Support A2DP, AVRCP, headset, handsfree profile Bluetooth.