Latest Bluetooth 4.0 Technology---- Connect your phone or laptop from up to 33 feet away instantly;Connect your device in 3 seconds.</br>30W High Power----Implemented with 30W total acoustic drivers and large size dual-Diaphragm produce a wide audio spectrum. The newly designed passive radiator could provide strong bass without distortion even at highest volume.</br>5 Hours of Music,Fast Recharge---- Built-in 5400mAh rechargeable battery provides long as 5 hours music enjoying time</br>Portable Wireless Bluetooth speaker---- whether you're partying,walking out,camping,hiking,biking,or other outdoor activities,enjoy a full-range stereo sound and an impressive bass</br>Bluetooth/AUX/USB Play mode----You can switch to your desired mode as you like.</br></br>Product Description</br></br><b>SPEC</b><br>Item：1STPLAYER X-FUN bluetooth speaker<br> Model：X-FUN<br> Size: 310x 131.5 X113.42 mm<br> Input:13.5V ,2.5A<br> Output: 30W<br> Ohm:3"x2 4Ω<br> S/N: ≥60dB<br> THD<0.5%<br> Frequency Response: 60Hz-20KHz<br> Isolation: ≥40dB<br><br><b>Package Contents (Retail Packaging):</b><br> • 1x 30W Bluetooth Speaker<br> • 1x Power AC Adapter<br> • 1x AUX 3.5mm Audio Cable<br> • 1x User Manual<br></br><br/>http://www.amazon.com/gp/product/B01CHFGIII