The speaker has bluetooth-compatible 5.0 chip, which has fast and stable connection.With large capacity battery, it has long standby time.Designed with cute gramophone shape, it is attractive and stylish.TF card, U disk and other storage device are supported.It is compatible with most phones, computers and other devices with bluetooth-compatible function.Item Name: Wireless SpeakerMaterial: Plastic, Electronic ComponentsBluetooth Version: 5.0Transmission Space: 10mSupported Protocols: A2DP, AVRCPSpeaker: 40mmSpeaker Output: 2 x 5WFrequency: 280HZ-16KHzSignal to Noise Ratio: ≥85dBDistortion: ≤0.5%Battery Capacity: 1500mAh (Included)Charging Voltage: 5V±0.5VCharging Time: 2 HoursWorking Time: 5-8 HoursStandby Time: 200 HoursFeatures: Rechargeable, Wireless, High PerformanceSize: 16cm x 11cm x 7.5cm/6.3" x 4.33" x 2.95" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Wireless Speaker1 x Charging Cable1 x User Manual