Smart Bluetooth-compatible Speaker Phone Call Wireless Speaker Interconnection Cool Appearance Loudspeaker Specifications: Using advanced Bluetooth-compatible audio decoder chip, it can support all Bluetooth-compatible devices to connect. With HiFi speaker, it can make sure the clear and bright sound. Featuring international advanced cable chip and circuit design technology, the product is able to support bright high-fidelity sound quality and all cable equipment to ensure clear. It is constructed of ABS material. The length of this product is 132mm, the width is 86mm and the height is 86mm. It is compatible with most phones, computers and other devices with Bluetooth-compatible function. Item Name: Speaker Input and Output: 5V/500 mAh Use Time: About 6 Hours Maximum Output Power: 3W Rated Voltage: DC 3.7V Built-in Lithium Battery: 3.7V/ 800 mAh Bluetooth-compatible Frequency: 2.4 GHz Charging Voltage: DC 5V, 1A Charging Time: 3 Plus or Minus 0.5 Hours Features: HIFI Stereo Sound, Astronaut Shape, Intelligent Voice Assistant Notes: 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 Speaker 1 x Charging Cable 1 x User Manual