Look no further. Great product quality, that's solidly built. Best of all, its very affordable price. Buy today.<br />Color: black <br />Diameter: about 52mm<br />Height: about 37mm <br />Package size: about 120 x 110 x 45 mm <br />Power: 2.2W<br />SNR: ≥ 89db <br />Frequency range: 100Hz-20KHz<br />Input voltage: 3.7V<br />Battery volume: 200mAh<br />Output voltage: 4.2V ±0.05V<br />Charging voltage: DC 5V<br />Suitable for those players that have appropriate interface such as MP3, iPod and cell phone. Built-in lithium battery, rechargeable. Small and portable. You can use it when riding or walking. No need to worry about isolation from outside noise by earphone that may cause accident. <br />1 x Mini capsule speaker <br />1 x USB cable <br />In original package<br /><img src="http://img6.eachbuyer.com/x10/p41/zf34_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p41/zf34_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p41/zf34_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p41/zf34_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p41/zf34_5.jpg" />