HiFi sound quality: Portable Bluetooth speaker has strong bass high volume without interruption 360 all-round sound effect and 10W high-quality speakers. The smooth and supple appearance brings you an excellent visual experience. The high frequency is transparent and bright the middle frequency is clear and clean the low frequency is low to extremely low and powerful and the sound is full. It provides rich sound and enhanced bass far beyond its size. $ Bluetooth 5.0: A new generation of Bluetooth 5.0 technology using A2DP technology for transmission power consumption is lower than Bluetooth 4.2 but the transmission speed is faster the anti-interference ability is stronger and the signal is more stable without delay. This wireless speaker is compatible with a variety of devices such as tablets laptops desktop computers TVs and mobile phones. $ Waterproof and damage-proof: Fully sealed design IPX67 waterproof not afraid of rain relax and play music. You will never sing on a Bluetooth speaker alone in the shower. It also has anti-impact and anti-damage functions. Even if the Bluetooth speaker is dropped from a height of 1.5m it is still intact. It can even be used in harsh environments such as lakes forests and deserts. $ Long battery life: Small size large capacity. Equipped with a built-in 1800mAh rechargeable lithium battery. Let you enjoy music uninterrupted from day to night. Meet your needs throughout the day. Play at medium volume when fully charged which can bring you an 18-hour uninterrupted music journey. $ Mini portable: The small and portable Bluetooth speaker can be carried with you and you can enjoy listening anytime and anywhere adding a wonderful experience to your journey. Nylon wear-resistant fabric technology and silicone lanyard are strong and durable allowing you to easily hang the speaker on your backpack or bicycle. Suitable for leisure entertainment office indoor outdoor hiking beach etc.