Item Type: Bluetooth SpeakerModel: XD300Material: ABS+ClothColour: BlackHorn Diameter: Approx. 45mm/1.8inBluetooth Version: 5.0Speaker Type: 43WSupport Function: FM,USB,BT, Memory CardBattery Type: Built In 500mAh14500 Lithium BatteryWorking Time: 3-4 HoursPackage List1 x Speaker1 x Data CablePlease allow some errors due to manual measurement.1WITH RGB LIGHTING: The portable Bluetooth speaker adopts the classic appearance and RGB lighting effect to bring you an excellent visual experience. 2360 ALL ROUND SOUND EFFECT: The bluetooth speaker has a strong and powerful bass, no stutter at high volume, and 360 all round sound effect. 3BLUETOOTH 5.0 TECHNOLOGY: Lower power consumption than Bluetooth 4.2, but faster transmission speed, stronger anti interference ability, more stable signal without delay. 4PORTABLE: Small and portable bluetooth speaker, you can take it anywhere and enjoy listening anytime, anywhere, adding a wonderful experience to your journey. 5COMPATIBILITY: The speaker supports memory card playback and is compatible with various Bluetooth devices such as tablet computers, laptops and mobile phones.