Description: Using professional speaker, this subwoofer can provide you with high fidelity sound and 360 degrees strong and powerful sound effect, bringing you a wonderful acoustic enjoyment. With Bluetooth 5.0 version, it can provide 10m stable transmission distance. Built-in large capacity battery enables you to charge 2h and offer 5-6h long standby time. Buttons and non-slip pads are set at the bottom of the speaker, so it is easy to use. Made of high-quality ABS and metal material, the Bluetooth speaker is durable and sturdy for long-time using. The length of the subwoofer is approx 8.2cm, the width is approx 8.2cm, and the height is approx 3.5cm. As it is lightweight and portable, it is suitable for outdoor sports, driving, travelling, vacation, etc. Item Name: Bluetooth Speaker Material:ABS,Metal Batteries: Built-in Rechargeable 500mAh Battery (Included) Output Power: 3W Support Operating System: for iOS, for Android Transmission Distance: 10m Bluetooth Version: V5.0 Power Input: DC5V 2A Speaker Power: 3W Size:8.2cmx8.2cmx3.5cm/3.23inx3.23inx1.38in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension differences due to different manual measurements. Package Includes: 1 X Bluetooth Speaker 1 X Charging Cable 1 X User Manual