Description:The speaker has a 5W driver and a passive radiator, which can provide surprisingly clear sound even in the sound of a shower. Even if the maximum volume is reached, the speakers will play distortion-free stereo sound. With the ultra-compact handheld device size and built-in microphone, you can talk hands-free over the phone. The bluetooth speaker can be charged with a built-in 1200mAh waterproof lithium battery, supporting up to 12 hours of playback time at a volume of 70%.The advanced antenna with bluetooth 5.0 makes the wireless range of all bluetooth devices wider and the bluetooth connection more stable. bluetooth-compatible speakers can connect to devices within 66 feet. Digital audio speakers can enhance the clarity of bass and midrange and treble. The 5 watts of high power provided by advanced neodymium drivers and proprietary bass radiators provide amazing room filling capabilities.It is made of ABS material.The diameter of the product is 11cm, the width is 11cm, and the thickness is 4.5cm. There are four control keys.It is compatible with for iPhone, for iPad, for Samsung, etc.Item Name: SpeakerMaterial:ABSBatteries: 3.7 V 1200mAhCharging Time: About 2HWaterproof Grade: IPX5Maximum Power: 5WBluetooth Version: BT V5.0Size:11cmx11cmx4.5cm/4.33inx4.33inx1.77inNotes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 X Speaker1 X Charging Cable1 X User Manual