The portable bluetooth speaker has shocking rich bass, large volume without voice break, 360 all around sound effect. It offers a rich sound and an enhanced bass that goes far over its size. Adopted Bluetooth 5.0 technology, with lower power consumption but faster transmission rate, it has stronger anti-interference ability and more stable signal without any delay. Equipped with built-in 1500mAh rechargeable lithium battery, it can continuously works for 4 hours, let your enjoy music for a long time. Wrapped in woven fabric, non-slip design, comfortable feel, more durable, and it is fully sealed with IPX6 waterproof, which makes it not afraid of rain, perfect for showering, hiking, camping. No worries about weather and outdoor condition. Its mini size enables you to take the speaker on your hand , backpack, and bring it on your handlebar with the attached strap, enjoy your favor music anywhere, suitable for leisure, entertainment , office, indoor, outdoor, beach, etc. Specification: Material: Plastic Electronic components Size: 116x80x116mm/4.6x3.1x4.6inch Bluetooth Version: 5.0 Battery Capacity: 1500mAh Waterproof Rate: IPX6 Package Includes: 1 Piece Portable Speaker 1 Piece USB Cable 1 Piece Manual(3 Pack) Note: Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience