Venstar Portable Wireless Bluetooth 4.1 Speaker with NFC Pairing, 6W Acoustic Drivers, 12 Hours Play, Buddy System Used as Computer Speakers OPTIONAL WIRELESS CONNECTIONS: Instantly set up connections via Bluetooth 4.1 or NFC pairing in seconds and stream crystal clear sound from up to 33 feet away. It always reconnects automatically to the last device used when you are moving around. SUPERIOR SOUND & HANDS-FREE: Total 6W powerful acoustic drivers provide powerful, abundant stereo music surrounding you and built-in microphone enables you hands-free chat with friends. INDOOR & OUTDOOR: Built-in 1400mAh rechargeable battery provides up to 12 hours of continuous playback to keep you entertained wherever you are. Its bottom docks and drawstring pouch (included) are ideal for indoor and outdoor use. BUDDY SYSTEM: Click the VESTAR Tempo Dual for connecting the two Bluetooth devices while pressing the both power buttons at the same time, so they can be connected together by one phone to achieve the left channel and right channel playing full stereo sound simultaneously. WHAT YOU GET: Venstar NFC Bluetooth Speaker, 3.5mm Audio Cable, Micro-USB Cable, Non-slip Mat, Drawstring Pouch, User Manual, Warranty Card.