Description:    Brand: X-VIBE  Model: 3.0   Material: ABS Plastic     Length of cable: 40cm   Packing Size: 4.7*7*16cm  Product Size: 3.6*3.6*8.5cm     Color(red wire): White， Black  Power Mode: USB or 600mAh battery    Battery Specification:  Battery capacity: 600mAh  Battery voltage: 3.7V  USB input voltage: 5V  USB input current: &amp;ge;500mAh    Speaker Specification:  Power output: 1W  Sensitivity: 79dB&amp;plusmn; 3  Impedance: 4 &amp;Omega;  Frequency range: 200-20000Hz<br>  Features:     1.It creates varied sound quality on different surface of objects and brings a whole new listening experience to music.   2.Simply stick it onto different objects such as boxes， umbrella， bucket， bowls or table then listen to yourmusic.   3.Compatible with any device that has a headphone jack.   4.The more hollow the device the better the sound quality.   5.Charging 2 hours， work for 6 hours.       Package Including:        1 x X-VIBE3.0 USB 600mAh Vibration Speaker   1 x USB cable <br><br> How it works:<br>  Step 1: Plug your vibration's 3.5mmjack into your music device.<br> Step 2: Stick your vibration speaker pad onto virtually any surface.<br> Step 3: Play your music on your audio device and bring them to life.