Features:Cute and attractive mushroom appearance.Mini size and ultra portable.Built-in li-ion-battery, fine quality amplified sound.Built-in microphone for hands-free calling.The bottom sucker can be stuck to your cellphone or desk, free up your hands to watch your cellphone.Widely compatible with most smartphones and pads.A wonderful gift or decoration to your family, friends or lovers.Specifications:Material: plasticsOutput Power: 3WFrequency response: 100HZ-20KHZSignal to noise ratio: ≥70dbEffective distance: 10mPower supply: 3.7V/200mAhItem size: 55 * 55 * 55mm / 2.16 * 2.16 * 2.16inItem weight: 60g / 2.12ouncesPackage size: 90 * 70 * 70mm / 3.54 * 2.75 * 2.75inPackage weight: 100g / 3.53ouncesNote:1.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.2.Please allow a little measuring deviation due to manual measurement.Package List:1 * Mushroom Speaker1 * USB Cable1 * User Manual