Strong Compatibility Bluetooth 5.0 solution provides more efficient and stable wireless transmission with strong anti-interference, compatible with Android and IOS devices. You can go on long bike rides, watch TV shows and stream movies for hours, or finish an audiobook while working around the house - all wirelessly and without interruption. The retro Bluetooth speaker also supports TF card and USB disk. Good Sound Quality Baolira vintage Bluetooth speaker custom dual drivers produce 4.5W enormous stereo sound, trying to guide you into a livelier and more fruitful music world. A digital signal processor with dynamic range control ensures that high volumes are distortion-free and low levels provide rich bass. Long Battery Life The small Bluetooth speaker has a long playtime, as it can play 4-5 hours of battery life for playing music on a single charge and over 72 hours of standby time with a built-in rechargeable 400mAh lithium battery. If you are not near a power outlet, you can still charge your device via a portable battery. As a result, the green small Bluetooth speaker will provide you with a long-lasting music experience without worry. Easy to Carry The retro wireless speaker is designed in a suitable size and with a leather handle so you can easily take it from a party to the park, from your own backyard to high mountains. Due to its suitable size, it can be packed in your bag, stowed in your pocket. You can easily enjoy your music, no matter where you go and what you do. A Wonderful Gift The small speaker as a wonderful gift, it is such a versatile and practical speaker that never fails to satisfy the recipients. You can send it to your friends and lovers because the wireless speaker is not only a good speaker but also a delicate decoration; You can buy it for your parents, because it is very easy to turn on and connect; It is also a good choice to give it to children, as the small portable speaker's fashionable appearance is a great attraction for them