Hi,my dear angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Retro Bluetooth Speaker Mini Wireless Speaker With Riching Bass In Clear Stereo Sound Portable Speaker Support FM, USB Drive, SD Card, AUX Features: Strong Compatibility: Bluetooth 5.0 solution provides more efficient and stable wireless transmission with strong anti-interference which is Android and iOS devices. The retro bluetooth speaker also supports SD Card and USB disk. Good Sound Quality: Vintage bluetooth speaker produces 3W great stereo sound, which tries to guide you to a more fruitful liver and music world. A digital signal processor with DYNAMICing range control ensures that high volumes are distortion-free and low LEVELing produce Riching bass. Long battery life: The mini Bluetooth speaker has a long playing time, which can play 6 hours of battery life to play music on a single charge and more than 72 hours of standby time with rechargeable lithium battery Built-in 500mAh. Easy to Carry: The cute bluetooth speaker is designed in a suitable size that you can easily carry it from a party to the PARKings, from your own backyard to high Mounts. Due to its suitable size, it fits in your bag, it fits in your pocket. A wonderful gift: The small wireless speaker is a wonderful gift, it is a multifunctional and practical speaker that never fails to satisfy the recipients. Product Description: Size: 11.5x7.8cm/4.5x3.1inch Bluetooth version: 5.0 Connection range: ≤ 12m Playback duration: about 6 hours Horn power: 3W Charging time: about 1.5 hours Battery capacity: 500mAh Input voltage: DC5v/1A ISignal to noise ratio: >85db Distortion rate: