Wireless Shower SpeakerINSTRUCTION MANUALModel: AC-WS20What is included:1×IPX4 Wireless Shower Speaker1×Micro-USB Charging Cable1×Instruction ManualTech Specifications:- Bluetooth: 5.1- Battery: Built-in 400mAhrechargeable Li-ion battery- Waterproof rating: IPX4- Pairing Name:“Aconic AWS20”- Input Voltage: 5V- Playing Time: 1-2hrs- Charging Time: 2-3hrsFunction:Switch On / OffShort Press for next music.Long Press for volume music.Short Press for previous music.Long Press for volume music.Plug the charger to micro-USBport (Red LED is on)Short Press for play / pauseSingle-click to answer the callingDouble-click to call backDC:5V