Hi, Dear little 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. Bluetooth Speaker Portable Wireless Bluetooth Stereo With Card Insertion Features: 5mm sound unit, restores the essence of music, lossless HIFI stereo sound effect, High-powered full-range speakers, output greater volume, range coverage up to 200 meters, no broken sound, bass output, clean and clear treble. Stunning dual speakers, 9D subwoofer sound, a combination of a 5W full-range speaker and two subwoofer enhancement units brings fascinating sound quality. Built-in high-speed 5.0 Bluetooth chip + LDS transmission technology, to achieve up to 950kbps audio transmission rate, A2DP technology, connection distance of about 32.8ft, stable transmission, fast connection. Independent multi-function button, simples operation, high sensitivity ring microphone technology button hands-free call, built-in high-definition microphone, clear and bright sound, hands-free call remote chat, a variety of playback modes, support Bluetooth, plug-in card, AUX multi-mode playback multi-device compatible, memory automatic type connected devices, without repeated operation. Built-in 1500 mAH battery, battery life up to 24 hours, can be used while charging, charging 1.5 hours, listening to music for 6 hours. Can be a bluetooth selfie remote control. Product Description: Name: Bluetooth speaker Color: Black，Red Size: (Approx)(LxWxH) ：3.22*2.28in Power by: 1 x 800mAh rechargeable battery Frequency Response: 100HZ-20KHZ SNR: ≥70db Distortion: